q+30=4q-18

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Solution for q+30=4q-18 equation:


Simplifying
q + 30 = 4q + -18

Reorder the terms:
30 + q = 4q + -18

Reorder the terms:
30 + q = -18 + 4q

Solving
30 + q = -18 + 4q

Solving for variable 'q'.

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

Add '-4q' to each side of the equation.
30 + q + -4q = -18 + 4q + -4q

Combine like terms: q + -4q = -3q
30 + -3q = -18 + 4q + -4q

Combine like terms: 4q + -4q = 0
30 + -3q = -18 + 0
30 + -3q = -18

Add '-30' to each side of the equation.
30 + -30 + -3q = -18 + -30

Combine like terms: 30 + -30 = 0
0 + -3q = -18 + -30
-3q = -18 + -30

Combine like terms: -18 + -30 = -48
-3q = -48

Divide each side by '-3'.
q = 16

Simplifying
q = 16

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