b+8-4b=-7

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


Simplifying
b + 8 + -4b = -7

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

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

Solving
8 + -3b = -7

Solving for variable 'b'.

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

Add '-8' to each side of the equation.
8 + -8 + -3b = -7 + -8

Combine like terms: 8 + -8 = 0
0 + -3b = -7 + -8
-3b = -7 + -8

Combine like terms: -7 + -8 = -15
-3b = -15

Divide each side by '-3'.
b = 5

Simplifying
b = 5

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