-15=5b+12-2b+5b

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Solution for -15=5b+12-2b+5b equation:


Simplifying
-15 = 5b + 12 + -2b + 5b

Reorder the terms:
-15 = 12 + 5b + -2b + 5b

Combine like terms: 5b + -2b = 3b
-15 = 12 + 3b + 5b

Combine like terms: 3b + 5b = 8b
-15 = 12 + 8b

Solving
-15 = 12 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
-15 + -8b = 12 + 8b + -8b

Combine like terms: 8b + -8b = 0
-15 + -8b = 12 + 0
-15 + -8b = 12

Add '15' to each side of the equation.
-15 + 15 + -8b = 12 + 15

Combine like terms: -15 + 15 = 0
0 + -8b = 12 + 15
-8b = 12 + 15

Combine like terms: 12 + 15 = 27
-8b = 27

Divide each side by '-8'.
b = -3.375

Simplifying
b = -3.375

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