3.1=1-x

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Solution for 3.1=1-x equation:


Simplifying
3.1 = 1 + -1x

Solving
3.1 = 1 + -1x

Solving for variable 'x'.

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

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

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

Add '-3.1' to each side of the equation.
3.1 + -3.1 + x = 1 + -3.1

Combine like terms: 3.1 + -3.1 = 0.0
0.0 + x = 1 + -3.1
x = 1 + -3.1

Combine like terms: 1 + -3.1 = -2.1
x = -2.1

Simplifying
x = -2.1

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