-3=2*9+g

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Solution for -3=2*9+g equation:


Simplifying
-3 = 2 * 9 + g

Multiply 2 * 9
-3 = 18 + g

Solving
-3 = 18 + g

Solving for variable 'g'.

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

Add '-1g' to each side of the equation.
-3 + -1g = 18 + g + -1g

Combine like terms: g + -1g = 0
-3 + -1g = 18 + 0
-3 + -1g = 18

Add '3' to each side of the equation.
-3 + 3 + -1g = 18 + 3

Combine like terms: -3 + 3 = 0
0 + -1g = 18 + 3
-1g = 18 + 3

Combine like terms: 18 + 3 = 21
-1g = 21

Divide each side by '-1'.
g = -21

Simplifying
g = -21

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