31=256+-9(1x+5)

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Solution for 31=256+-9(1x+5) equation:


Simplifying
31 = 256 + -9(1x + 5)

Reorder the terms:
31 = 256 + -9(5 + 1x)
31 = 256 + (5 * -9 + 1x * -9)
31 = 256 + (-45 + -9x)

Combine like terms: 256 + -45 = 211
31 = 211 + -9x

Solving
31 = 211 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
31 + 9x = 211 + -9x + 9x

Combine like terms: -9x + 9x = 0
31 + 9x = 211 + 0
31 + 9x = 211

Add '-31' to each side of the equation.
31 + -31 + 9x = 211 + -31

Combine like terms: 31 + -31 = 0
0 + 9x = 211 + -31
9x = 211 + -31

Combine like terms: 211 + -31 = 180
9x = 180

Divide each side by '9'.
x = 20

Simplifying
x = 20

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