10=(-1)(2)+b

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Solution for 10=(-1)(2)+b equation:


Simplifying
10 = (-1)(2) + b

Multiply -1 * 2
10 = -2 + b

Solving
10 = -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.
10 + -1b = -2 + b + -1b

Combine like terms: b + -1b = 0
10 + -1b = -2 + 0
10 + -1b = -2

Add '-10' to each side of the equation.
10 + -10 + -1b = -2 + -10

Combine like terms: 10 + -10 = 0
0 + -1b = -2 + -10
-1b = -2 + -10

Combine like terms: -2 + -10 = -12
-1b = -12

Divide each side by '-1'.
b = 12

Simplifying
b = 12

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