15=-3(q-1)

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Solution for 15=-3(q-1) equation:


Simplifying
15 = -3(q + -1)

Reorder the terms:
15 = -3(-1 + q)
15 = (-1 * -3 + q * -3)
15 = (3 + -3q)

Solving
15 = 3 + -3q

Solving for variable 'q'.

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

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

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

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

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

Combine like terms: 3 + -15 = -12
3q = -12

Divide each side by '3'.
q = -4

Simplifying
q = -4

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