5(b-4)=15

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Solution for 5(b-4)=15 equation: 


Simplifying
5(b + -4) = 15

Reorder the terms:
5(-4 + b) = 15
(-4 * 5 + b * 5) = 15
(-20 + 5b) = 15

Solving
-20 + 5b = 15

Solving for variable 'b'.

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

Add '20' to each side of the equation.
-20 + 20 + 5b = 15 + 20

Combine like terms: -20 + 20 = 0
0 + 5b = 15 + 20
5b = 15 + 20

Combine like terms: 15 + 20 = 35
5b = 35

Divide each side by '5'.
b = 7

Simplifying
b = 7

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