-9+8+12=(3+2q)

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Solution for -9+8+12=(3+2q) equation: 


Simplifying
-9 + 8 + 12 = (3 + 2q)

Combine like terms: -9 + 8 = -1
-1 + 12 = (3 + 2q)

Combine like terms: -1 + 12 = 11
11 = (3 + 2q)

Remove parenthesis around (3 + 2q)
11 = 3 + 2q

Solving
11 = 3 + 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.
11 + -2q = 3 + 2q + -2q

Combine like terms: 2q + -2q = 0
11 + -2q = 3 + 0
11 + -2q = 3

Add '-11' to each side of the equation.
11 + -11 + -2q = 3 + -11

Combine like terms: 11 + -11 = 0
0 + -2q = 3 + -11
-2q = 3 + -11

Combine like terms: 3 + -11 = -8
-2q = -8

Divide each side by '-2'.
q = 4

Simplifying
q = 4

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