13.6=20-x

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Solution for 13.6=20-x equation:


Simplifying
13.6 = 20 + -1x

Solving
13.6 = 20 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
13.6 + x = 20 + -1x + x

Combine like terms: -1x + x = 0
13.6 + x = 20 + 0
13.6 + x = 20

Add '-13.6' to each side of the equation.
13.6 + -13.6 + x = 20 + -13.6

Combine like terms: 13.6 + -13.6 = 0.0
0.0 + x = 20 + -13.6
x = 20 + -13.6

Combine like terms: 20 + -13.6 = 6.4
x = 6.4

Simplifying
x = 6.4

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