9-9x-7-12x=5

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Solution for 9-9x-7-12x=5 equation:


Simplifying
9 + -9x + -7 + -12x = 5

Reorder the terms:
9 + -7 + -9x + -12x = 5

Combine like terms: 9 + -7 = 2
2 + -9x + -12x = 5

Combine like terms: -9x + -12x = -21x
2 + -21x = 5

Solving
2 + -21x = 5

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + -21x = 5 + -2

Combine like terms: 2 + -2 = 0
0 + -21x = 5 + -2
-21x = 5 + -2

Combine like terms: 5 + -2 = 3
-21x = 3

Divide each side by '-21'.
x = -0.1428571429

Simplifying
x = -0.1428571429

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