12g-9g+1=13

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Solution for 12g-9g+1=13 equation: 


Simplifying
12g + -9g + 1 = 13

Reorder the terms:
1 + 12g + -9g = 13

Combine like terms: 12g + -9g = 3g
1 + 3g = 13

Solving
1 + 3g = 13

Solving for variable 'g'.

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

Add '-1' to each side of the equation.
1 + -1 + 3g = 13 + -1

Combine like terms: 1 + -1 = 0
0 + 3g = 13 + -1
3g = 13 + -1

Combine like terms: 13 + -1 = 12
3g = 12

Divide each side by '3'.
g = 4

Simplifying
g = 4

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