7=-40+-8b

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


Simplifying
7 = -40 + -8b

Solving
7 = -40 + -8b

Solving for variable 'b'.

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

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

Combine like terms: -8b + 8b = 0
7 + 8b = -40 + 0
7 + 8b = -40

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

Combine like terms: 7 + -7 = 0
0 + 8b = -40 + -7
8b = -40 + -7

Combine like terms: -40 + -7 = -47
8b = -47

Divide each side by '8'.
b = -5.875

Simplifying
b = -5.875

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