7x+80=9x

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Solution for 7x+80=9x equation:


Simplifying
7x + 80 = 9x

Reorder the terms:
80 + 7x = 9x

Solving
80 + 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.
80 + 7x + -9x = 9x + -9x

Combine like terms: 7x + -9x = -2x
80 + -2x = 9x + -9x

Combine like terms: 9x + -9x = 0
80 + -2x = 0

Add '-80' to each side of the equation.
80 + -80 + -2x = 0 + -80

Combine like terms: 80 + -80 = 0
0 + -2x = 0 + -80
-2x = 0 + -80

Combine like terms: 0 + -80 = -80
-2x = -80

Divide each side by '-2'.
x = 40

Simplifying
x = 40

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