2x-x=7-4

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Solution for 2x-x=7-4 equation: 


Simplifying
2x + -1x = 7 + -4

Combine like terms: 2x + -1x = 1x
1x = 7 + -4

Combine like terms: 7 + -4 = 3
1x = 3

Solving
1x = 3

Solving for variable 'x'.

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

Divide each side by '1'.
x = 3

Simplifying
x = 3

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