-3g+6+g=15

Solution for -3g+6+g=15 equation:

Simplifying
-3g + 6 + g = 15

Reorder the terms:
6 + -3g + g = 15

Combine like terms: -3g + g = -2g
6 + -2g = 15

Solving
6 + -2g = 15

Solving for variable 'g'.

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

Add '-6' to each side of the equation.
6 + -6 + -2g = 15 + -6

Combine like terms: 6 + -6 = 0
0 + -2g = 15 + -6
-2g = 15 + -6

Combine like terms: 15 + -6 = 9
-2g = 9

Divide each side by '-2'.
g = -4.5

Simplifying
g = -4.5