7-x+3x-2-9x=

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Solution for 7-x+3x-2-9x= equation:


Simplifying
7 + -1x + 3x + -2 + -9x = 0

Reorder the terms:
7 + -2 + -1x + 3x + -9x = 0

Combine like terms: 7 + -2 = 5
5 + -1x + 3x + -9x = 0

Combine like terms: -1x + 3x = 2x
5 + 2x + -9x = 0

Combine like terms: 2x + -9x = -7x
5 + -7x = 0

Solving
5 + -7x = 0

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + -7x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -7x = 0 + -5
-7x = 0 + -5

Combine like terms: 0 + -5 = -5
-7x = -5

Divide each side by '-7'.
x = 0.7142857143

Simplifying
x = 0.7142857143

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