31-11=5(x-9)

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Solution for 31-11=5(x-9) equation: 


Simplifying
31 + -11 = 5(x + -9)

Combine like terms: 31 + -11 = 20
20 = 5(x + -9)

Reorder the terms:
20 = 5(-9 + x)
20 = (-9 * 5 + x * 5)
20 = (-45 + 5x)

Solving
20 = -45 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
20 + -5x = -45 + 5x + -5x

Combine like terms: 5x + -5x = 0
20 + -5x = -45 + 0
20 + -5x = -45

Add '-20' to each side of the equation.
20 + -20 + -5x = -45 + -20

Combine like terms: 20 + -20 = 0
0 + -5x = -45 + -20
-5x = -45 + -20

Combine like terms: -45 + -20 = -65
-5x = -65

Divide each side by '-5'.
x = 13

Simplifying
x = 13

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