2x+x+-x+(-1)=7+-2x

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Solution for 2x+x+-x+(-1)=7+-2x equation:


Simplifying
2x + x + -1x + (-1) = 7 + -2x
2x + x + -1x + -1 = 7 + -2x

Reorder the terms:
-1 + 2x + x + -1x = 7 + -2x

Combine like terms: 2x + x = 3x
-1 + 3x + -1x = 7 + -2x

Combine like terms: 3x + -1x = 2x
-1 + 2x = 7 + -2x

Solving
-1 + 2x = 7 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-1 + 2x + 2x = 7 + -2x + 2x

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

Combine like terms: -2x + 2x = 0
-1 + 4x = 7 + 0
-1 + 4x = 7

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

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

Combine like terms: 7 + 1 = 8
4x = 8

Divide each side by '4'.
x = 2

Simplifying
x = 2

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