2x+y-5=a

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Solution for 2x+y-5=a equation: 


Simplifying
2x + y + -5 = a

Reorder the terms:
-5 + 2x + y = a

Solving
-5 + 2x + y = a

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 2x + 5 + y = 5 + a

Reorder the terms:
-5 + 5 + 2x + y = 5 + a

Combine like terms: -5 + 5 = 0
0 + 2x + y = 5 + a
2x + y = 5 + a

Add '-1y' to each side of the equation.
2x + y + -1y = 5 + a + -1y

Combine like terms: y + -1y = 0
2x + 0 = 5 + a + -1y
2x = 5 + a + -1y

Divide each side by '2'.
x = 2.5 + 0.5a + -0.5y

Simplifying
x = 2.5 + 0.5a + -0.5y

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