9+5x-3+7x=

Solution for 9+5x-3+7x= equation:

Simplifying
9 + 5x + -3 + 7x = 0

Reorder the terms:
9 + -3 + 5x + 7x = 0

Combine like terms: 9 + -3 = 6
6 + 5x + 7x = 0

Combine like terms: 5x + 7x = 12x
6 + 12x = 0

Solving
6 + 12x = 0

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 12x = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 12x = 0 + -6
12x = 0 + -6

Combine like terms: 0 + -6 = -6
12x = -6

Divide each side by '12'.
x = -0.5

Simplifying
x = -0.5