x-2x+4=7

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


Simplifying
x + -2x + 4 = 7

Reorder the terms:
4 + x + -2x = 7

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

Solving
4 + -1x = 7

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + -1x = 7 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 7 + -4
-1x = 7 + -4

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

Divide each side by '-1'.
x = -3

Simplifying
x = -3

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