3g-9=12g

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Solution for 3g-9=12g equation:


Simplifying
3g + -9 = 12g

Reorder the terms:
-9 + 3g = 12g

Solving
-9 + 3g = 12g

Solving for variable 'g'.

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

Add '-12g' to each side of the equation.
-9 + 3g + -12g = 12g + -12g

Combine like terms: 3g + -12g = -9g
-9 + -9g = 12g + -12g

Combine like terms: 12g + -12g = 0
-9 + -9g = 0

Add '9' to each side of the equation.
-9 + 9 + -9g = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -9g = 0 + 9
-9g = 0 + 9

Combine like terms: 0 + 9 = 9
-9g = 9

Divide each side by '-9'.
g = -1

Simplifying
g = -1

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