28x+4y=20

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Solution for 28x+4y=20 equation: 


Simplifying
28x + 4y = 20

Solving
28x + 4y = 20

Solving for variable 'x'.

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

Add '-4y' to each side of the equation.
28x + 4y + -4y = 20 + -4y

Combine like terms: 4y + -4y = 0
28x + 0 = 20 + -4y
28x = 20 + -4y

Divide each side by '28'.
x = 0.7142857143 + -0.1428571429y

Simplifying
x = 0.7142857143 + -0.1428571429y

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