8x+3y=42-20x

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Solution for 8x+3y=42-20x equation:


Simplifying
8x + 3y = 42 + -20x

Solving
8x + 3y = 42 + -20x

Solving for variable 'x'.

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

Add '20x' to each side of the equation.
8x + 20x + 3y = 42 + -20x + 20x

Combine like terms: 8x + 20x = 28x
28x + 3y = 42 + -20x + 20x

Combine like terms: -20x + 20x = 0
28x + 3y = 42 + 0
28x + 3y = 42

Add '-3y' to each side of the equation.
28x + 3y + -3y = 42 + -3y

Combine like terms: 3y + -3y = 0
28x + 0 = 42 + -3y
28x = 42 + -3y

Divide each side by '28'.
x = 1.5 + -0.1071428571y

Simplifying
x = 1.5 + -0.1071428571y

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