x+x-3=

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Solution for x+x-3= equation: 


Simplifying
x + x + -3 = 0

Reorder the terms:
-3 + x + x = 0

Combine like terms: x + x = 2x
-3 + 2x = 0

Solving
-3 + 2x = 0

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 2x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 2x = 0 + 3
2x = 0 + 3

Combine like terms: 0 + 3 = 3
2x = 3

Divide each side by '2'.
x = 1.5

Simplifying
x = 1.5

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