217=1-x

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Solution for 217=1-x equation:


Simplifying
217 = 1 + -1x

Solving
217 = 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.
217 + x = 1 + -1x + x

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

Add '-217' to each side of the equation.
217 + -217 + x = 1 + -217

Combine like terms: 217 + -217 = 0
0 + x = 1 + -217
x = 1 + -217

Combine like terms: 1 + -217 = -216
x = -216

Simplifying
x = -216

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