Answer:
When x is 12<em>, </em>
Step-by-step explanation:

Insert the given value of x:

Simplify the expression. Divide 12 by 3:

Simplify subtraction:

:Done
Answer:
2.3
Step-by-step explanation:
Answer:
Step-by-step explanation:
x/5=5/2
x=25/2
x=12.5
After 4 years, the account gains $325.8, so 4 years
Radius= 7cm
Base area= 49pi
Volume= 49pi*4= 196pi=615.75cm^3