2b+15=3b-3

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


Simplifying
2b + 15 = 3b + -3

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

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

Solving
15 + 2b = -3 + 3b

Solving for variable 'b'.

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

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

Combine like terms: 2b + -3b = -1b
15 + -1b = -3 + 3b + -3b

Combine like terms: 3b + -3b = 0
15 + -1b = -3 + 0
15 + -1b = -3

Add '-15' to each side of the equation.
15 + -15 + -1b = -3 + -15

Combine like terms: 15 + -15 = 0
0 + -1b = -3 + -15
-1b = -3 + -15

Combine like terms: -3 + -15 = -18
-1b = -18

Divide each side by '-1'.
b = 18

Simplifying
b = 18

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