4(2b-5)=12

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Solution for 4(2b-5)=12 equation: 


Simplifying
4(2b + -5) = 12

Reorder the terms:
4(-5 + 2b) = 12
(-5 * 4 + 2b * 4) = 12
(-20 + 8b) = 12

Solving
-20 + 8b = 12

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 + 8b = 12 + 20

Combine like terms: -20 + 20 = 0
0 + 8b = 12 + 20
8b = 12 + 20

Combine like terms: 12 + 20 = 32
8b = 32

Divide each side by '8'.
b = 4

Simplifying
b = 4

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