9x-13=7x-13

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Solution for 9x-13=7x-13 equation:


Simplifying
9x + -13 = 7x + -13

Reorder the terms:
-13 + 9x = 7x + -13

Reorder the terms:
-13 + 9x = -13 + 7x

Add '13' to each side of the equation.
-13 + 13 + 9x = -13 + 13 + 7x

Combine like terms: -13 + 13 = 0
0 + 9x = -13 + 13 + 7x
9x = -13 + 13 + 7x

Combine like terms: -13 + 13 = 0
9x = 0 + 7x
9x = 7x

Solving
9x = 7x

Solving for variable 'x'.

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

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

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

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

Divide each side by '2'.
x = 0

Simplifying
x = 0

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