x+x-3=x+6

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Solution for x+x-3=x+6 equation:


Simplifying
x + x + -3 = x + 6

Reorder the terms:
-3 + x + x = x + 6

Combine like terms: x + x = 2x
-3 + 2x = x + 6

Reorder the terms:
-3 + 2x = 6 + x

Solving
-3 + 2x = 6 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-3 + 2x + -1x = 6 + x + -1x

Combine like terms: 2x + -1x = 1x
-3 + 1x = 6 + x + -1x

Combine like terms: x + -1x = 0
-3 + 1x = 6 + 0
-3 + 1x = 6

Add '3' to each side of the equation.
-3 + 3 + 1x = 6 + 3

Combine like terms: -3 + 3 = 0
0 + 1x = 6 + 3
1x = 6 + 3

Combine like terms: 6 + 3 = 9
1x = 9

Divide each side by '1'.
x = 9

Simplifying
x = 9

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