3g-2(-g+9)=12

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


Simplifying
3g + -2(-1g + 9) = 12

Reorder the terms:
3g + -2(9 + -1g) = 12
3g + (9 * -2 + -1g * -2) = 12
3g + (-18 + 2g) = 12

Reorder the terms:
-18 + 3g + 2g = 12

Combine like terms: 3g + 2g = 5g
-18 + 5g = 12

Solving
-18 + 5g = 12

Solving for variable 'g'.

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

Add '18' to each side of the equation.
-18 + 18 + 5g = 12 + 18

Combine like terms: -18 + 18 = 0
0 + 5g = 12 + 18
5g = 12 + 18

Combine like terms: 12 + 18 = 30
5g = 30

Divide each side by '5'.
g = 6

Simplifying
g = 6

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