12=b+4+7b

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Solution for 12=b+4+7b equation:


Simplifying
12 = b + 4 + 7b

Reorder the terms:
12 = 4 + b + 7b

Combine like terms: b + 7b = 8b
12 = 4 + 8b

Solving
12 = 4 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
12 + -8b = 4 + 8b + -8b

Combine like terms: 8b + -8b = 0
12 + -8b = 4 + 0
12 + -8b = 4

Add '-12' to each side of the equation.
12 + -12 + -8b = 4 + -12

Combine like terms: 12 + -12 = 0
0 + -8b = 4 + -12
-8b = 4 + -12

Combine like terms: 4 + -12 = -8
-8b = -8

Divide each side by '-8'.
b = 1

Simplifying
b = 1

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