q-(5-q)3=-7

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Solution for q-(5-q)3=-7 equation:


Simplifying
q + -1(5 + -1q) * 3 = -7

Reorder the terms for easier multiplication:
q + -1 * 3(5 + -1q) = -7

Multiply -1 * 3
q + -3(5 + -1q) = -7
q + (5 * -3 + -1q * -3) = -7
q + (-15 + 3q) = -7

Reorder the terms:
-15 + q + 3q = -7

Combine like terms: q + 3q = 4q
-15 + 4q = -7

Solving
-15 + 4q = -7

Solving for variable 'q'.

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

Add '15' to each side of the equation.
-15 + 15 + 4q = -7 + 15

Combine like terms: -15 + 15 = 0
0 + 4q = -7 + 15
4q = -7 + 15

Combine like terms: -7 + 15 = 8
4q = 8

Divide each side by '4'.
q = 2

Simplifying
q = 2

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