2b+15=9-15

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Solution for 2b+15=9-15 equation:


Simplifying
2b + 15 = 9 + -15

Reorder the terms:
15 + 2b = 9 + -15

Combine like terms: 9 + -15 = -6
15 + 2b = -6

Solving
15 + 2b = -6

Solving for variable 'b'.

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

Add '-15' to each side of the equation.
15 + -15 + 2b = -6 + -15

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

Combine like terms: -6 + -15 = -21
2b = -21

Divide each side by '2'.
b = -10.5

Simplifying
b = -10.5

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