31-5x=20-3x

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Solution for 31-5x=20-3x equation:


Simplifying
31 + -5x = 20 + -3x

Solving
31 + -5x = 20 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
31 + -5x + 3x = 20 + -3x + 3x

Combine like terms: -5x + 3x = -2x
31 + -2x = 20 + -3x + 3x

Combine like terms: -3x + 3x = 0
31 + -2x = 20 + 0
31 + -2x = 20

Add '-31' to each side of the equation.
31 + -31 + -2x = 20 + -31

Combine like terms: 31 + -31 = 0
0 + -2x = 20 + -31
-2x = 20 + -31

Combine like terms: 20 + -31 = -11
-2x = -11

Divide each side by '-2'.
x = 5.5

Simplifying
x = 5.5

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