2x+13=31-9x

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Solution for 2x+13=31-9x equation:


Simplifying
2x + 13 = 31 + -9x

Reorder the terms:
13 + 2x = 31 + -9x

Solving
13 + 2x = 31 + -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.
13 + 2x + 9x = 31 + -9x + 9x

Combine like terms: 2x + 9x = 11x
13 + 11x = 31 + -9x + 9x

Combine like terms: -9x + 9x = 0
13 + 11x = 31 + 0
13 + 11x = 31

Add '-13' to each side of the equation.
13 + -13 + 11x = 31 + -13

Combine like terms: 13 + -13 = 0
0 + 11x = 31 + -13
11x = 31 + -13

Combine like terms: 31 + -13 = 18
11x = 18

Divide each side by '11'.
x = 1.636363636

Simplifying
x = 1.636363636

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