4(b-8)=40

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Solution for 4(b-8)=40 equation: 


Simplifying
4(b + -8) = 40

Reorder the terms:
4(-8 + b) = 40
(-8 * 4 + b * 4) = 40
(-32 + 4b) = 40

Solving
-32 + 4b = 40

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '32' to each side of the equation.
-32 + 32 + 4b = 40 + 32

Combine like terms: -32 + 32 = 0
0 + 4b = 40 + 32
4b = 40 + 32

Combine like terms: 40 + 32 = 72
4b = 72

Divide each side by '4'.
b = 18

Simplifying
b = 18

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