-15=b+(-12)

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Solution for -15=b+(-12) equation:


Simplifying
-15 = b + (-12)
-15 = b + -12

Reorder the terms:
-15 = -12 + b

Solving
-15 = -12 + 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.
-15 + -1b = -12 + b + -1b

Combine like terms: b + -1b = 0
-15 + -1b = -12 + 0
-15 + -1b = -12

Add '15' to each side of the equation.
-15 + 15 + -1b = -12 + 15

Combine like terms: -15 + 15 = 0
0 + -1b = -12 + 15
-1b = -12 + 15

Combine like terms: -12 + 15 = 3
-1b = 3

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

Simplifying
b = -3

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