15=19+2(q-18)

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Solution for 15=19+2(q-18) equation:


Simplifying
15 = 19 + 2(q + -18)

Reorder the terms:
15 = 19 + 2(-18 + q)
15 = 19 + (-18 * 2 + q * 2)
15 = 19 + (-36 + 2q)

Combine like terms: 19 + -36 = -17
15 = -17 + 2q

Solving
15 = -17 + 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.
15 + -2q = -17 + 2q + -2q

Combine like terms: 2q + -2q = 0
15 + -2q = -17 + 0
15 + -2q = -17

Add '-15' to each side of the equation.
15 + -15 + -2q = -17 + -15

Combine like terms: 15 + -15 = 0
0 + -2q = -17 + -15
-2q = -17 + -15

Combine like terms: -17 + -15 = -32
-2q = -32

Divide each side by '-2'.
q = 16

Simplifying
q = 16

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