3x+4y-7x+y=55

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Solution for 3x+4y-7x+y=55 equation:


Simplifying
3x + 4y + -7x + y = 55

Reorder the terms:
3x + -7x + 4y + y = 55

Combine like terms: 3x + -7x = -4x
-4x + 4y + y = 55

Combine like terms: 4y + y = 5y
-4x + 5y = 55

Solving
-4x + 5y = 55

Solving for variable 'x'.

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

Add '-5y' to each side of the equation.
-4x + 5y + -5y = 55 + -5y

Combine like terms: 5y + -5y = 0
-4x + 0 = 55 + -5y
-4x = 55 + -5y

Divide each side by '-4'.
x = -13.75 + 1.25y

Simplifying
x = -13.75 + 1.25y

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