20+x=36-3x

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Solution for 20+x=36-3x equation: 


Simplifying
20 + x = 36 + -3x

Solving
20 + x = 36 + -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.
20 + x + 3x = 36 + -3x + 3x

Combine like terms: x + 3x = 4x
20 + 4x = 36 + -3x + 3x

Combine like terms: -3x + 3x = 0
20 + 4x = 36 + 0
20 + 4x = 36

Add '-20' to each side of the equation.
20 + -20 + 4x = 36 + -20

Combine like terms: 20 + -20 = 0
0 + 4x = 36 + -20
4x = 36 + -20

Combine like terms: 36 + -20 = 16
4x = 16

Divide each side by '4'.
x = 4

Simplifying
x = 4

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