7x-54=9x

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Solution for 7x-54=9x equation:


Simplifying
7x + -54 = 9x

Reorder the terms:
-54 + 7x = 9x

Solving
-54 + 7x = 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.
-54 + 7x + -9x = 9x + -9x

Combine like terms: 7x + -9x = -2x
-54 + -2x = 9x + -9x

Combine like terms: 9x + -9x = 0
-54 + -2x = 0

Add '54' to each side of the equation.
-54 + 54 + -2x = 0 + 54

Combine like terms: -54 + 54 = 0
0 + -2x = 0 + 54
-2x = 0 + 54

Combine like terms: 0 + 54 = 54
-2x = 54

Divide each side by '-2'.
x = -27

Simplifying
x = -27

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