15=q-3

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Solution for 15=q-3 equation:


Simplifying
15 = q + -3

Reorder the terms:
15 = -3 + q

Solving
15 = -3 + q

Solving for variable 'q'.

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

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

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

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

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

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

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

Simplifying
q = 18

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