x-2x+9=x+1

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Solution for x-2x+9=x+1 equation: 


Simplifying
x + -2x + 9 = x + 1

Reorder the terms:
9 + x + -2x = x + 1

Combine like terms: x + -2x = -1x
9 + -1x = x + 1

Reorder the terms:
9 + -1x = 1 + x

Solving
9 + -1x = 1 + 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.
9 + -1x + -1x = 1 + x + -1x

Combine like terms: -1x + -1x = -2x
9 + -2x = 1 + x + -1x

Combine like terms: x + -1x = 0
9 + -2x = 1 + 0
9 + -2x = 1

Add '-9' to each side of the equation.
9 + -9 + -2x = 1 + -9

Combine like terms: 9 + -9 = 0
0 + -2x = 1 + -9
-2x = 1 + -9

Combine like terms: 1 + -9 = -8
-2x = -8

Divide each side by '-2'.
x = 4

Simplifying
x = 4

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