9 = -7-2y
9 +7=16
16/-2 -2y/-2
-8 = y
4222.3 is the volume of the cylinder. If you want me to explain step-by-step just comment.
Answer:
see the explanation
Step-by-step explanation:
Remember that
A proportion is the ratio (quotient) between two numbers
so
Twelve hundredths to three is ----> 
Twenty-four hundredths to eight ----> 
therefore
Twelve hundredths is to three as twenty-four hundredths is to eight

Note The proportion is not true
Answer:
Step-by-step explanation:
15- 17 = a
-2 = a
B = -8.3
c = 3/4 - 13/4
c = -10/4
c = -5/2