3x-4y=x+y

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Solution for 3x-4y=x+y equation:


Simplifying
3x + -4y = x + y

Solving
3x + -4y = x + y

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
3x + -1x + -4y = x + -1x + y

Combine like terms: 3x + -1x = 2x
2x + -4y = x + -1x + y

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

Add '4y' to each side of the equation.
2x + -4y + 4y = y + 4y

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

Combine like terms: y + 4y = 5y
2x = 5y

Divide each side by '2'.
x = 2.5y

Simplifying
x = 2.5y

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