5=-1*-2+b

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Solution for 5=-1*-2+b equation:


Simplifying
5 = -1 * -2 + b

Multiply -1 * -2
5 = 2 + b

Solving
5 = 2 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
5 + -1b = 2 + b + -1b

Combine like terms: b + -1b = 0
5 + -1b = 2 + 0
5 + -1b = 2

Add '-5' to each side of the equation.
5 + -5 + -1b = 2 + -5

Combine like terms: 5 + -5 = 0
0 + -1b = 2 + -5
-1b = 2 + -5

Combine like terms: 2 + -5 = -3
-1b = -3

Divide each side by '-1'.
b = 3

Simplifying
b = 3

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