5-x-1=7-2x

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Solution for 5-x-1=7-2x equation:


Simplifying
5 + -1x + -1 = 7 + -2x

Reorder the terms:
5 + -1 + -1x = 7 + -2x

Combine like terms: 5 + -1 = 4
4 + -1x = 7 + -2x

Solving
4 + -1x = 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.
4 + -1x + 2x = 7 + -2x + 2x

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

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

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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