9x-2x+x=40

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Solution for 9x-2x+x=40 equation: 


Simplifying
9x + -2x + x = 40

Combine like terms: 9x + -2x = 7x
7x + x = 40

Combine like terms: 7x + x = 8x
8x = 40

Solving
8x = 40

Solving for variable 'x'.

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

Divide each side by '8'.
x = 5

Simplifying
x = 5

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