7b+4+3b=-12+8b

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Solution for 7b+4+3b=-12+8b equation:


Simplifying
7b + 4 + 3b = -12 + 8b

Reorder the terms:
4 + 7b + 3b = -12 + 8b

Combine like terms: 7b + 3b = 10b
4 + 10b = -12 + 8b

Solving
4 + 10b = -12 + 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.
4 + 10b + -8b = -12 + 8b + -8b

Combine like terms: 10b + -8b = 2b
4 + 2b = -12 + 8b + -8b

Combine like terms: 8b + -8b = 0
4 + 2b = -12 + 0
4 + 2b = -12

Add '-4' to each side of the equation.
4 + -4 + 2b = -12 + -4

Combine like terms: 4 + -4 = 0
0 + 2b = -12 + -4
2b = -12 + -4

Combine like terms: -12 + -4 = -16
2b = -16

Divide each side by '2'.
b = -8

Simplifying
b = -8

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