4(b-15)-4=12

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Solution for 4(b-15)-4=12 equation:


Simplifying
4(b + -15) + -4 = 12

Reorder the terms:
4(-15 + b) + -4 = 12
(-15 * 4 + b * 4) + -4 = 12
(-60 + 4b) + -4 = 12

Reorder the terms:
-60 + -4 + 4b = 12

Combine like terms: -60 + -4 = -64
-64 + 4b = 12

Solving
-64 + 4b = 12

Solving for variable 'b'.

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

Add '64' to each side of the equation.
-64 + 64 + 4b = 12 + 64

Combine like terms: -64 + 64 = 0
0 + 4b = 12 + 64
4b = 12 + 64

Combine like terms: 12 + 64 = 76
4b = 76

Divide each side by '4'.
b = 19

Simplifying
b = 19

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