-3x-7+x=9

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


Simplifying
-3x + -7 + x = 9

Reorder the terms:
-7 + -3x + x = 9

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

Solving
-7 + -2x = 9

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + -2x = 9 + 7

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

Combine like terms: 9 + 7 = 16
-2x = 16

Divide each side by '-2'.
x = -8

Simplifying
x = -8

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