15=q-4

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Solution for 15=q-4 equation:


Simplifying
15 = q + -4

Reorder the terms:
15 = -4 + q

Solving
15 = -4 + 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 = -4 + q + -1q

Combine like terms: q + -1q = 0
15 + -1q = -4 + 0
15 + -1q = -4

Add '-15' to each side of the equation.
15 + -15 + -1q = -4 + -15

Combine like terms: 15 + -15 = 0
0 + -1q = -4 + -15
-1q = -4 + -15

Combine like terms: -4 + -15 = -19
-1q = -19

Divide each side by '-1'.
q = 19

Simplifying
q = 19

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