15+b=6-2b

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Solution for 15+b=6-2b equation:


Simplifying
15 + b = 6 + -2b

Solving
15 + b = 6 + -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.
15 + b + 2b = 6 + -2b + 2b

Combine like terms: b + 2b = 3b
15 + 3b = 6 + -2b + 2b

Combine like terms: -2b + 2b = 0
15 + 3b = 6 + 0
15 + 3b = 6

Add '-15' to each side of the equation.
15 + -15 + 3b = 6 + -15

Combine like terms: 15 + -15 = 0
0 + 3b = 6 + -15
3b = 6 + -15

Combine like terms: 6 + -15 = -9
3b = -9

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

Simplifying
b = -3

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