7-x+3x-2-9=

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


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

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

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

Combine like terms: 5 + -9 = -4
-4 + -1x + 3x = 0

Combine like terms: -1x + 3x = 2x
-4 + 2x = 0

Solving
-4 + 2x = 0

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 2x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 2x = 0 + 4
2x = 0 + 4

Combine like terms: 0 + 4 = 4
2x = 4

Divide each side by '2'.
x = 2

Simplifying
x = 2

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