2x-y-4=13

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Solution for 2x-y-4=13 equation:


Simplifying
2x + -1y + -4 = 13

Reorder the terms:
-4 + 2x + -1y = 13

Solving
-4 + 2x + -1y = 13

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 + 2x + 4 + -1y = 13 + 4

Reorder the terms:
-4 + 4 + 2x + -1y = 13 + 4

Combine like terms: -4 + 4 = 0
0 + 2x + -1y = 13 + 4
2x + -1y = 13 + 4

Combine like terms: 13 + 4 = 17
2x + -1y = 17

Add 'y' to each side of the equation.
2x + -1y + y = 17 + y

Combine like terms: -1y + y = 0
2x + 0 = 17 + y
2x = 17 + y

Divide each side by '2'.
x = 8.5 + 0.5y

Simplifying
x = 8.5 + 0.5y

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