40-5b=-45

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Solution for 40-5b=-45 equation: 


Simplifying
40 + -5b = -45

Solving
40 + -5b = -45

Solving for variable 'b'.

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

Add '-40' to each side of the equation.
40 + -40 + -5b = -45 + -40

Combine like terms: 40 + -40 = 0
0 + -5b = -45 + -40
-5b = -45 + -40

Combine like terms: -45 + -40 = -85
-5b = -85

Divide each side by '-5'.
b = 17

Simplifying
b = 17

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