80+2x+4=9x

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Solution for 80+2x+4=9x equation:


Simplifying
80 + 2x + 4 = 9x

Reorder the terms:
80 + 4 + 2x = 9x

Combine like terms: 80 + 4 = 84
84 + 2x = 9x

Solving
84 + 2x = 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.
84 + 2x + -9x = 9x + -9x

Combine like terms: 2x + -9x = -7x
84 + -7x = 9x + -9x

Combine like terms: 9x + -9x = 0
84 + -7x = 0

Add '-84' to each side of the equation.
84 + -84 + -7x = 0 + -84

Combine like terms: 84 + -84 = 0
0 + -7x = 0 + -84
-7x = 0 + -84

Combine like terms: 0 + -84 = -84
-7x = -84

Divide each side by '-7'.
x = 12

Simplifying
x = 12

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