28x-7y=-28

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Solution for 28x-7y=-28 equation: 


Simplifying
28x + -7y = -28

Solving
28x + -7y = -28

Solving for variable 'x'.

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

Add '7y' to each side of the equation.
28x + -7y + 7y = -28 + 7y

Combine like terms: -7y + 7y = 0
28x + 0 = -28 + 7y
28x = -28 + 7y

Divide each side by '28'.
x = -1 + 0.25y

Simplifying
x = -1 + 0.25y

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