-2=2(q-9)

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Solution for -2=2(q-9) equation:


Simplifying
-2 = 2(q + -9)

Reorder the terms:
-2 = 2(-9 + q)
-2 = (-9 * 2 + q * 2)
-2 = (-18 + 2q)

Solving
-2 = -18 + 2q

Solving for variable 'q'.

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

Add '-2q' to each side of the equation.
-2 + -2q = -18 + 2q + -2q

Combine like terms: 2q + -2q = 0
-2 + -2q = -18 + 0
-2 + -2q = -18

Add '2' to each side of the equation.
-2 + 2 + -2q = -18 + 2

Combine like terms: -2 + 2 = 0
0 + -2q = -18 + 2
-2q = -18 + 2

Combine like terms: -18 + 2 = -16
-2q = -16

Divide each side by '-2'.
q = 8

Simplifying
q = 8

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