22-5x+9-7x=-99

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Solution for 22-5x+9-7x=-99 equation:


Simplifying
22 + -5x + 9 + -7x = -99

Reorder the terms:
22 + 9 + -5x + -7x = -99

Combine like terms: 22 + 9 = 31
31 + -5x + -7x = -99

Combine like terms: -5x + -7x = -12x
31 + -12x = -99

Solving
31 + -12x = -99

Solving for variable 'x'.

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

Add '-31' to each side of the equation.
31 + -31 + -12x = -99 + -31

Combine like terms: 31 + -31 = 0
0 + -12x = -99 + -31
-12x = -99 + -31

Combine like terms: -99 + -31 = -130
-12x = -130

Divide each side by '-12'.
x = 10.83333333

Simplifying
x = 10.83333333

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