31=-1-2X

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Solution for 31=-1-2X equation:


Simplifying
31 = -1 + -2X

Solving
31 = -1 + -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.
31 + 2X = -1 + -2X + 2X

Combine like terms: -2X + 2X = 0
31 + 2X = -1 + 0
31 + 2X = -1

Add '-31' to each side of the equation.
31 + -31 + 2X = -1 + -31

Combine like terms: 31 + -31 = 0
0 + 2X = -1 + -31
2X = -1 + -31

Combine like terms: -1 + -31 = -32
2X = -32

Divide each side by '2'.
X = -16

Simplifying
X = -16

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