-3b+7=15+2b

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


Simplifying
-3b + 7 = 15 + 2b

Reorder the terms:
7 + -3b = 15 + 2b

Solving
7 + -3b = 15 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
7 + -3b + -2b = 15 + 2b + -2b

Combine like terms: -3b + -2b = -5b
7 + -5b = 15 + 2b + -2b

Combine like terms: 2b + -2b = 0
7 + -5b = 15 + 0
7 + -5b = 15

Add '-7' to each side of the equation.
7 + -7 + -5b = 15 + -7

Combine like terms: 7 + -7 = 0
0 + -5b = 15 + -7
-5b = 15 + -7

Combine like terms: 15 + -7 = 8
-5b = 8

Divide each side by '-5'.
b = -1.6

Simplifying
b = -1.6

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