8b-45=-40+7b

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Solution for 8b-45=-40+7b equation:


Simplifying
8b + -45 = -40 + 7b

Reorder the terms:
-45 + 8b = -40 + 7b

Solving
-45 + 8b = -40 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
-45 + 8b + -7b = -40 + 7b + -7b

Combine like terms: 8b + -7b = 1b
-45 + 1b = -40 + 7b + -7b

Combine like terms: 7b + -7b = 0
-45 + 1b = -40 + 0
-45 + 1b = -40

Add '45' to each side of the equation.
-45 + 45 + 1b = -40 + 45

Combine like terms: -45 + 45 = 0
0 + 1b = -40 + 45
1b = -40 + 45

Combine like terms: -40 + 45 = 5
1b = 5

Divide each side by '1'.
b = 5

Simplifying
b = 5

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