Solve for x by simplifying both sides of the equation, then isolating the variable.
Exact Form: x= 2/5
Decimal Form: x= 0.4
Answer:

Step-by-step explanation:
Eliminate the equal sides of each equation and combine.

Solve
for
.

Evaluate
when
.

Answer:
25π
Step-by-step explanation:
area of a circle π(r²)
diameter = 2r so we half the given diameter
radius = 5ft
5² = 25
so the answer is 25π