7x-9=-9+2x

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


Simplifying
7x + -9 = -9 + 2x

Reorder the terms:
-9 + 7x = -9 + 2x

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

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

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

Solving
7x = 2x

Solving for variable 'x'.

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

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

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

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

Divide each side by '5'.
x = 0

Simplifying
x = 0

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