.75x-2x=7

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Solution for .75x-2x=7 equation: 


Simplifying
0.75x + -2x = 7

Combine like terms: 0.75x + -2x = -1.25x
-1.25x = 7

Solving
-1.25x = 7

Solving for variable 'x'.

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

Divide each side by '-1.25'.
x = -5.6

Simplifying
x = -5.6

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