12-4x-9-3x=

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Solution for 12-4x-9-3x= equation:


Simplifying
12 + -4x + -9 + -3x = 0

Reorder the terms:
12 + -9 + -4x + -3x = 0

Combine like terms: 12 + -9 = 3
3 + -4x + -3x = 0

Combine like terms: -4x + -3x = -7x
3 + -7x = 0

Solving
3 + -7x = 0

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + -7x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -7x = 0 + -3
-7x = 0 + -3

Combine like terms: 0 + -3 = -3
-7x = -3

Divide each side by '-7'.
x = 0.4285714286

Simplifying
x = 0.4285714286

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