The answer is .4x because -3.4x+3.8x
Answer: 
Step-by-step explanation:
Given
The height of the cylinder is 
The volume of the cylinder is 
The volume of the cylinder is the product of area and height

Insert the values

Thus, the area of the cross-section is 
'what number' indicates an unknown value we can represent with 'x'
'is' indicates an equal sign.
25% = 0.25
'of' indicates multiplication.
x = 0.25 * 180
x = 45
I can't see it well sorry
Start with expression 
1. Separate terms - with x leave in left side, without x write in right side:

2. Divide the last expression by a (
):

Answer: this statement is true when
.