20+3x+y=100

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Solution for 20+3x+y=100 equation:


Simplifying
20 + 3x + y = 100

Solving
20 + 3x + y = 100

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + 3x + -20 + y = 100 + -20

Reorder the terms:
20 + -20 + 3x + y = 100 + -20

Combine like terms: 20 + -20 = 0
0 + 3x + y = 100 + -20
3x + y = 100 + -20

Combine like terms: 100 + -20 = 80
3x + y = 80

Add '-1y' to each side of the equation.
3x + y + -1y = 80 + -1y

Combine like terms: y + -1y = 0
3x + 0 = 80 + -1y
3x = 80 + -1y

Divide each side by '3'.
x = 26.66666667 + -0.3333333333y

Simplifying
x = 26.66666667 + -0.3333333333y

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