Answer:
Step-by-step explanation:
Okay so the 4(2t +2) and 4t + 8 + 4t go under 8t + 8, because when you distribute and add like terms, you get 8t+ 8 for both
(8*t)+(8*8) and 8t + 64 go under 8(t+8) because similar to the other, when you distribute and add like terms you get 8(t+8) for both
The last two options 8t+16 and (8+t) +(8+8) go under neither because when distributed and added, they don't match up to either or
Hope that helps!
Omar is reading a 392-page novel. He has read 15 pages more than 1/2 of the number of pages in the novel. Which equation can be used to find p, the number of pages Omar has read?
Group of answer choices
1/2p + 15 = 392
(392 / 2) +15 = p
p + 15 = 392 /2
15p + 1/2p = 392
Answer:
The answer for this is (392 / 2) +15 = p
Step-by-step explanation: This is because if you have half of the book you need to divide it by 2 (two). Then, add the 15 that he has read and then you get the variable (p).
Answer:
Sorry
Step-by-step explanation:
I’m 10 I need points to ask questions because I’m failing
this may seem a bit easy , but i'm not really understanding it.
What is the range of 0,5,11,2,6,3,2,5,2,3,3,7,3,6,3,3 ??
6 8 4 3 2 8 very simple hope you get it correct
Which scenario can be modeled by the linear function
y = -15x + 500?
A. The temperature on Jupiter is
15℉ and increases by 500℉ every day.
B. There is a population of 500 giraffes in Western Africa that decreases by 15 giraffes each year.
C. A carpet cleaning service charges $500 plus an additional $15 for every hour.
D. A membership fee for a movie streaming service is free, but each rental costs $15.
I really need help on these 2 questions. please help me if you can.
Is this right?
Question: 1/4 x− 2 =3
what is x?
Consider the inequality x>7. Determine whether each value of x shown in the table makes this inequality true. Select Yes or No for each value.
WILL GIVE BRANLIEST
Answer:
No no yes yes no
Step-by-step explanation:
-22>7
this is not true because -22 is less than 7 and the inequality is going toward it.
-7>7
this is also not true because of the same reason.
13>7
This is true becuase 13 is greater than 7. If you can't tell which number is greater. Subtract the first number from the second; if it is positive, it is greater. If it is 0 then it is equal. If it is negative then it is less than.
5>7
same as before
-39>7
same as -22
Aso, the values are the substitute for x.
NEED HELP ASAP 27 hundredths is written this way: 0.27. Which scale shows 0.27 kilogram?
Please Help
I need an answer ASAP
Write two expressions (with at least two terms each) that when added together have a sum of -4n + 6.
Answer:
10
Step-by-step explanation:
please write a function for the points (1/3,0) (-2 3/4,0) and (0,-5) and explain the steps.
thank you!
The function for the points are y = -15x - 5
How to determine the functionFrom the information given, we have that;
The points are;
(1/3,0) (-2 3/4,0) and (0,-5)
Using the point-slope form of a linear equation, we have;
y - y₁ = m(x - x₁)
Such that;
m is the slope of the liney - y₁ and (x - x₁) are the pointsUsing (1/3, 0) and (0, -5), we have that the slope is;
m = (0 - (-5))/0 -1/3)
expand the bracket
= 5 / (-1/3)
= -15
Now, take any of the given points and substitute the values
Using (1/3, 0), we get;
y - 0 = -15(x - 1/3).
y = -15x - 5.
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The function for the points solved by (1/3,0) (-2 3/4,0) and (0,-5) solved by point slope form is \(a=-15b-5\)
We have given the points:
(1/3,0) (-2 3/4,0) and (0,-5)
Using the formula of linear equation
\(a-\)\(a_{1}\)\(=x[b-b_{1}]\)
Where we will consider (1/3,0) = \(a-a_{1}\) and (0,-5) = \(b-b_{1}\)
that is 1/3 = \(a\), 0 = \(a_{1}\) and
0 = \(b\), -5 = \(b_{1}\)
\(x\) refers to the slope of line (take any variable)
Now for finding the value of \(x\),
\(x=a-a_{1}/b-b_{1}\)
inserting the values,
\(x=[0-[-5]]/[0-1/3]\\x= -15\)
Substitute the value of \(x\) in the equation
\(a-0=-15[b-1/3]\)
By simplifying the equation, we get
\(a=-15b-5\)
To know more about functions and points:
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HELP ILL GIVE BRAINLIEST PLZ HELP
Answer:
\(\frac{5}{2}\)
Step-by-step explanation
There are two methods to your answer. You could use the rise over run method or the formula.
Rise over Run: Start at the point -3 and count up to -2. If you count, that's 5 points up. Then count sideways, then you get 2. so rise (5) over run (2). Your answer would be 5/2.
Formula: The formula is, \(\frac{y(2)-y(1)}{x(2)-x(1)}\). Pick two coordinates. Let's pick (0,-3) and (2,2). Here are the steps:
\(\frac{2-(-3)}{2-0}\)
\(\frac{2+3}{2}\)
\(\frac{5}{2}\)
Hope this helped!
how many liters of water does a pipe with a diameter of 10cm left out, if water flows at the rate of 1.5m / sec and 3 minutes have passed?
Step-by-step explanation:
To find out how many liters of water flows through a pipe with a diameter of 10 cm when water flows at the rate of 1.5 m/s and 3 minutes have passed, you need to follow the steps below:
Step 1: Find the area of the pipe.
Area = πr² = π(5cm)² = 78.54 cm².Step 2: Convert the flow rate into cm³/s.
Flow rate = 1.5 m/s = 150 cm/s
Volume = Area × velocity = 78.54 × 150 = 11781 cm³/s.Step 3: Find the volume of water that flows through the pipe in 3 minutes.
Time = 3 minutes = 180 seconds
Volume = Flow rate × time = 11781 × 180 = 2,120,580 cm³.Step 4: Convert the volume into liters.
1 liter = 1000 cm³
Volume in liters = 2,120,580 cm³ ÷ 1000 = 2120.58 liters.Therefore, approximately 2120.58 liters of water flow through the pipe with a diameter of 10 cm when water flows at the rate of 1.5 m/s and 3 minutes have passed.
i need help pls help
Answer:
x is 5
Step-by-step explanation:
The half-life of rhodium, Rh-106, is about 30 seconds. You start with 500 grams.
make an equation and graph it
Answer:Half life is the period of time after which half amount of element is decayed.Half life of rhodium = 30 secAmount of rhodium = 500 gramshow to write the equation, if we know the half life and starting or initial amount of rhodium is:N = 500 g (1/2)^(t / 30 sec) t is the time andN is the amount of rhodium left at time t.
Step-by-step explanation:
A farmer has 200 feet of fencing to construct a rectangular pen up against the straight side of a barn, using the barn for one side of the pen. The length of the barn is 150 feet. Determine the dimensions of the rectangle of maximum area that can be enclosed under these conditions. (Hint: Be mindful of the domain of the function you are maximizing.)
Answer:
200
Step-by-step explanation:
Answer:
200
Step-by-step explanation:
please help with surface area of cylinder
Answer:
Step-by-step explanation:
The surface area of a cylinder can be calculated using the formula:
SA = 2πr^2 + 2πrh
where r is the radius of the base of the cylinder, h is the height of the cylinder, and π is approximately equal to 3.14.
Looking at the given diagram, we can see that the height of the cylinder is 10 cm and the radius of the base is 6 cm.
So, substituting these values into the formula:
SA = 2π(6)^2 + 2π(6)(10)
SA = 2π(36) + 2π(60)
SA = 72π + 120π
SA = 192π
Using a calculator, we can approximate this value to:
SA ≈ 602.88 cm^2
Therefore, the surface area of the cylinder is approximately 602.88 cm^2.
Yasin has tried to work the size of the angle marked g in the regular decagon below, using the fact that exterior angles sum to 360°. His workings are shown below.
a) Write a sentence to explain what Yasin has done wrong.
b) What is the size of angle g? Show all your workings.
well, Yasin is correct, the exterior angles are all 36° each, however "g" is including more than just that, Check the picture below.
Answer: 36 is wrong
Step-by-step explanation: 360 - 36 = 324 degrees
helppppppppppppppppppppppppppppppppppppppp
Answer:
28 grams
Step-by-step explanation:
.
i need help with this question please help me
Answer:
The answer is D.
Step-by-step explanation:
y = mx + b
C = 5/9 (F - 32)
C = 5/9F - 5/9 (32)
Option (D) is correct.
Evaluate the given algebraic expression for x = -2 and y = 3.
x3y
12
-24
24
54
Answer:
I got my answer as 18.its not in the option tho
Step-by-step explanation:
x3y
= x×3×y
= -2×3×3
= 6×3
= 18
what is the median of 29, 30, 35, 42, 51, 63, 68, 66, 59, 48, 37, 29
Hello!
value 29, 30, 35, 37, 42, 48, 51, 59, 63, 66, 68
effective 2 1 1 1 1 1 1 1 1 1 1
cumulate effective 2 3 4 5 6 7 8 9 10 11 12
median:
12/2 = 6
The 6th cumulate effective corresponds to the value 42.
At a carnival, Rafael bought 9 packs of 16 tickets each. He used 39 of the tickets so far. How many tickets does he have left?
Answer:
105
Step-by-step explanation:
First, do 9 x 16. then subtract 144 by 39. hope this helps!
Pls help me in math, I need this tomorrow, thx :)
Answer: Range and mean = 8 of both
variance of Set X= 4.7
variance of Set Y= 4.6
Step-by-step explanation:
Two sets of data, set X and set Y are given
a.) Range is the difference of the highest value and the lowest value,
Therefore, Range of set X = 12-4=8
Range of set Y = 12-4=8
Now, Mean of a given data set is the average of all the terms present in the given data set
Mean of set X= Σxif/n = (4+5+6+7+16+18+24)/10 = 8
Mean of set Y= (4+5+7+32+20+12)/10= 8
Therefore, both the data sets has same range and mean.
b.) Standard deviation tells about the variability of the date and is given by,
S.D= σ = √∑ ( X − μ )^2/n
S.D of set X= √(16+9+4+1+0+1+16)/10= √4.7
S.D of set Y= √(16+9+1+0+4+16)/10= √4.6
Variance is the square of S.D, that is, σ^2
Therefore, variance of set X=4.6
variance of set Y= 4.7
c.) The calculated variances of set X and set Y are 4.7 and 4.6 respectively. It implies that the data is more distributed or varied in set X than in set Y. In the other words, data in set Y is more consistent data than of set X.
To learn more about S.D and variance,
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https://brainly.com/question/12402189
Answer: Range and mean = 8 of both
variance of Set X= 4.7
variance of Set Y= 4.6
Step-by-step explanation:
We know
a.) Range is the difference of the highest value and the lowest value,
Therefore, Range of set X = 12-4=8
Range of set Y = 12-4=8
Now, Mean of a given data set is the average of all the terms present in the given data set
Mean of set X= Σxif/n = (4+5+6+7+16+18+24)/10 = 8
Mean of set Y= (4+5+7+32+20+12)/10= 8
also
b.) Standard deviation tells about the variability of the date and is given by,
S.D= σ = √∑ ( X − μ )^2/n
S.D of set X= √(16+9+4+1+0+1+16)/10= √4.7
S.D of set Y= √(16+9+1+0+4+16)/10= √4.6
Variance is the square of S.D, that is, σ^2
Therefore, variance of set X=4.6
variance of set Y= 4.7
c.) The calculated variances of set X and set Y are 4.7 and 4.6 respectively. It implies that the data is more distributed or varied in set X than in set Y. In the other words, data in set Y is more consistent data than of set X.
I have no idea what this is
Answer:
4cm 6cm 10cm
Step-by-step explanation:
it's very easy you just need to use c squared equals a squared plus b squared
Keira said that if 6 tickets are sold, there should be 2 tickets left. Is Keira correct?
what is happening in ohio?
3 help please
Xxxxxxx
Answer:d
Step-by-step explanation:
Answer:
D) 472
Step-by-step explanation:
Surface Area formula:
SA = 2(wl + hl + hw)
Given:
w = 7
l = 12
h = 8
Work:
SA = 2(wl + hl + hw)
SA = 2(7 x 12 + 8 x 12 + 8 x 7)
SA = 2(84 + 96 + 56)
SA = 2(236)
SA = 472
This question is only for boys
what are the signs that a boy likes you
Answer: He leans towards you whenever you are sitting close to one another.
He rarely turns his back on you.
He smiles a lot and looks at you keenly.
He maintains eye contact with you.
He finds an excuse to touch you whenever he has the chance.
Step-by-step explanation:
7n-4(2-3n)=-27
what is the value of ‘n’
please show the steps to solve the problem
Answer: N = -1
Step-by-step explanation:
7n−4(2−3n)=−27
Use the distributive property to multiply −4 by 2−3n.
7n−8+12n=−27
Combine 7n and 12n to get 19n.
19n−8=−27
Add 8 to both sides.
19n=−27+8
Add −27 and 8 to get −19.
19n=−19
Divide both sides by 19.
n= -19/19
Divide −19 by 19 to get −1.
n=−1
I don’t get it, what am I supposed to be multiplying!?!
Answer: 5400
Step-by-step explanation: image attached
Answer:
5400
Step-by-step explanation:
we need to calculate the area of big box (prism).
volume = 4 1/2 X 5 X 3 3/4
= 84.375 in³.
volume of small cube = 1/4 X 1/4 X 1/4
= 0.015625 in³.
now we need to find how many of the small ones go into the big one.
84.375/0.015625
= 5400.