7(x+1)=x-1

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


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

Reorder the terms:
7(1 + x) = x + -1
(1 * 7 + x * 7) = x + -1
(7 + 7x) = x + -1

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

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

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

Combine like terms: x + -1x = 0
7 + 6x = -1 + 0
7 + 6x = -1

Add '-7' to each side of the equation.
7 + -7 + 6x = -1 + -7

Combine like terms: 7 + -7 = 0
0 + 6x = -1 + -7
6x = -1 + -7

Combine like terms: -1 + -7 = -8
6x = -8

Divide each side by '6'.
x = -1.333333333

Simplifying
x = -1.333333333

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