-1=2+1x

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Solution for -1=2+1x equation:


Simplifying
-1 = 2 + 1x

Solving
-1 = 2 + 1x

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.
-1 + -1x = 2 + 1x + -1x

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

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

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

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

Divide each side by '-1'.
x = -3

Simplifying
x = -3

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