Answer:
x = 18
Step-by-step explanation:
Subtract 5 on both sides:
-2x + 5 =- -31
-5 -5
-2x = -36
Divide by -2 on both sides:
-2x = -36
/-2 /-2
x = 18
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Answer:
30
Step-by-step explanation:
If Rodger has 15 cups of punch. There are glasses that have a 1/2 cup capacity. This means he is going to divide a 15 cups into 1/2 cups.
15/1 x 2/1 = 30/1
This means he will have 30 cups to fill.
B=8
6^2+B^2=10^2
36+b^2=100
100-36=64
The square root of 64 is 8
21 - 6 = x
so the answers is 15
21 - 6 = 15
check:
15 + 6 = 21
