-72=8+10b

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Solution for -72=8+10b equation:


Simplifying
-72 = 8 + 10b

Solving
-72 = 8 + 10b

Solving for variable 'b'.

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

Add '-10b' to each side of the equation.
-72 + -10b = 8 + 10b + -10b

Combine like terms: 10b + -10b = 0
-72 + -10b = 8 + 0
-72 + -10b = 8

Add '72' to each side of the equation.
-72 + 72 + -10b = 8 + 72

Combine like terms: -72 + 72 = 0
0 + -10b = 8 + 72
-10b = 8 + 72

Combine like terms: 8 + 72 = 80
-10b = 80

Divide each side by '-10'.
b = -8

Simplifying
b = -8

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