-2+15=3b-7-2b

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Solution for -2+15=3b-7-2b equation:


Simplifying
-2 + 15 = 3b + -7 + -2b

Combine like terms: -2 + 15 = 13
13 = 3b + -7 + -2b

Reorder the terms:
13 = -7 + 3b + -2b

Combine like terms: 3b + -2b = 1b
13 = -7 + 1b

Solving
13 = -7 + 1b

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.
13 + -1b = -7 + 1b + -1b

Combine like terms: 1b + -1b = 0
13 + -1b = -7 + 0
13 + -1b = -7

Add '-13' to each side of the equation.
13 + -13 + -1b = -7 + -13

Combine like terms: 13 + -13 = 0
0 + -1b = -7 + -13
-1b = -7 + -13

Combine like terms: -7 + -13 = -20
-1b = -20

Divide each side by '-1'.
b = 20

Simplifying
b = 20

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