31=-4x-6x-9

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Solution for 31=-4x-6x-9 equation:


Simplifying
31 = -4x + -6x + -9

Reorder the terms:
31 = -9 + -4x + -6x

Combine like terms: -4x + -6x = -10x
31 = -9 + -10x

Solving
31 = -9 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
31 + 10x = -9 + -10x + 10x

Combine like terms: -10x + 10x = 0
31 + 10x = -9 + 0
31 + 10x = -9

Add '-31' to each side of the equation.
31 + -31 + 10x = -9 + -31

Combine like terms: 31 + -31 = 0
0 + 10x = -9 + -31
10x = -9 + -31

Combine like terms: -9 + -31 = -40
10x = -40

Divide each side by '10'.
x = -4

Simplifying
x = -4

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