7-1=1-1+2x

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

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

Combine like terms: 7 + -1 = 6
6 = 1 + -1 + 2x

Combine like terms: 1 + -1 = 0
6 = 0 + 2x
6 = 2x

Solving
6 = 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.
6 + -2x = 2x + -2x

Combine like terms: 2x + -2x = 0
6 + -2x = 0

Add '-6' to each side of the equation.
6 + -6 + -2x = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -2x = 0 + -6
-2x = 0 + -6

Combine like terms: 0 + -6 = -6
-2x = -6

Divide each side by '-2'.
x = 3

Simplifying
x = 3