-12=28+4b

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Solution for -12=28+4b equation:


Simplifying
-12 = 28 + 4b

Solving
-12 = 28 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
-12 + -4b = 28 + 4b + -4b

Combine like terms: 4b + -4b = 0
-12 + -4b = 28 + 0
-12 + -4b = 28

Add '12' to each side of the equation.
-12 + 12 + -4b = 28 + 12

Combine like terms: -12 + 12 = 0
0 + -4b = 28 + 12
-4b = 28 + 12

Combine like terms: 28 + 12 = 40
-4b = 40

Divide each side by '-4'.
b = -10

Simplifying
b = -10

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