4g-9=7g+12

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Solution for 4g-9=7g+12 equation:


Simplifying
4g + -9 = 7g + 12

Reorder the terms:
-9 + 4g = 7g + 12

Reorder the terms:
-9 + 4g = 12 + 7g

Solving
-9 + 4g = 12 + 7g

Solving for variable 'g'.

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

Add '-7g' to each side of the equation.
-9 + 4g + -7g = 12 + 7g + -7g

Combine like terms: 4g + -7g = -3g
-9 + -3g = 12 + 7g + -7g

Combine like terms: 7g + -7g = 0
-9 + -3g = 12 + 0
-9 + -3g = 12

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

Combine like terms: -9 + 9 = 0
0 + -3g = 12 + 9
-3g = 12 + 9

Combine like terms: 12 + 9 = 21
-3g = 21

Divide each side by '-3'.
g = -7

Simplifying
g = -7

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