5x-y-4=0

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Solution for 5x-y-4=0 equation:


Simplifying
5x + -1y + -4 = 0

Reorder the terms:
-4 + 5x + -1y = 0

Solving
-4 + 5x + -1y = 0

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 5x + 4 + -1y = 0 + 4

Reorder the terms:
-4 + 4 + 5x + -1y = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 5x + -1y = 0 + 4
5x + -1y = 0 + 4

Combine like terms: 0 + 4 = 4
5x + -1y = 4

Add 'y' to each side of the equation.
5x + -1y + y = 4 + y

Combine like terms: -1y + y = 0
5x + 0 = 4 + y
5x = 4 + y

Divide each side by '5'.
x = 0.8 + 0.2y

Simplifying
x = 0.8 + 0.2y

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