7-x=9x+7

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


Simplifying
7 + -1x = 9x + 7

Reorder the terms:
7 + -1x = 7 + 9x

Add '-7' to each side of the equation.
7 + -7 + -1x = 7 + -7 + 9x

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

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

Solving
-1x = 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-1x + -9x = 9x + -9x

Combine like terms: -1x + -9x = -10x
-10x = 9x + -9x

Combine like terms: 9x + -9x = 0
-10x = 0

Divide each side by '-10'.
x = 0.0

Simplifying
x = 0.0

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