12-2(g)g=3

Solution for 12-2(g)g=3 equation:

Simplifying
12 + -2(g) * g = 3

Multiply g * g
12 + -2g2 = 3

Solving
12 + -2g2 = 3

Solving for variable 'g'.

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

Add '-12' to each side of the equation.
12 + -12 + -2g2 = 3 + -12

Combine like terms: 12 + -12 = 0
0 + -2g2 = 3 + -12
-2g2 = 3 + -12

Combine like terms: 3 + -12 = -9
-2g2 = -9

Divide each side by '-2'.
g2 = 4.5

Simplifying
g2 = 4.5

Take the square root of each side:
g = {-2.121320344, 2.121320344}