-7b+18=-4-86

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Solution for -7b+18=-4-86 equation:


Simplifying
-7b + 18 = -4 + -86

Reorder the terms:
18 + -7b = -4 + -86

Combine like terms: -4 + -86 = -90
18 + -7b = -90

Solving
18 + -7b = -90

Solving for variable 'b'.

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

Add '-18' to each side of the equation.
18 + -18 + -7b = -90 + -18

Combine like terms: 18 + -18 = 0
0 + -7b = -90 + -18
-7b = -90 + -18

Combine like terms: -90 + -18 = -108
-7b = -108

Divide each side by '-7'.
b = 15.42857143

Simplifying
b = 15.42857143

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