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butalik [34]
3 years ago
9

3/7+a=4/7 i dont know what a is

Mathematics
2 answers:
swat323 years ago
8 0
A =1/7... since they both have a denominator of 7, u can just subtract 3 from 4 and get 1 sorry if that's confusing
Yanka [14]3 years ago
3 0
For this question. 

A = 1/7

Comment if you would like me to show my work :)
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The points (0, 5) and (4, 13) lie on the graph of a linear function. What is the rate of change of the function?
Viefleur [7K]
The rate of change is the slope of this line
m = (y2 - y1)/(x2 - x1) = (13 - 5)/(4 - 0) = 8/4 = 2
6 0
3 years ago
The table shows the inputs and corresponding outputs for the function f(x) = StartFraction 1 Over 8 EndFraction(2)x. A 2-column
asambeis [7]

Answer:

f-1 (1/2) =2,    f-1(8) = 6

Step-by-step explanation:

i did it on edge

5 0
3 years ago
Read 2 more answers
Whats 3/2 divided by 8/3 in fraction form
vlada-n [284]

Answer:

9/16

Step-by-step explanation:

3/2 / 8/3 =

3/2 x 3/8 = 9/16

Hope that helps!

8 0
3 years ago
What is the most reasonable for the weight of a table and four chairs? A 19 pounds B 90 pounds C 900 pounds D 9 tons
Rom4ik [11]

Answer:

B. 90 pounds.

Step-by-step explanation:

19 pounds would be too light, 900 pounds would be too heavy, and 9 tons is equal to 18,000 pounds which is wayy too heavy.

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7 0
3 years ago
I need to find the volume for number 10
kumpel [21]

Using the diagonal dimension and the height we can solve for the diameter of the cylinder using the Pythagorean theorem.


x^2 + 9.5^2 = 19.3^2

x^2 + 90.25 = 372.49

x^2 = 372.49 - 90.25

x^2 = 282.24

x = √282.24

x = 16.8


Now we know the diamteer and height, we can calculate the volume using the formula V = pi * r^2 * h

r = 1/2 the diameter = 16.8/2 = 8.4

using 3.14 for pi

Volume = 3.14 * 8.4^2 * 9.5

V = 3.14 * 70.56 * 9.5

v = 3.14 * 670.32

v = 2104.8 cubic meters


5 0
3 years ago
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