3x+4y=1x-7y

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Solution for 3x+4y=1x-7y equation:


Simplifying
3x + 4y = 1x + -7y

Solving
3x + 4y = 1x + -7y

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 = 1x + -1x + -7y

Combine like terms: 3x + -1x = 2x
2x + 4y = 1x + -1x + -7y

Combine like terms: 1x + -1x = 0
2x + 4y = 0 + -7y
2x + 4y = -7y

Add '-4y' to each side of the equation.
2x + 4y + -4y = -7y + -4y

Combine like terms: 4y + -4y = 0
2x + 0 = -7y + -4y
2x = -7y + -4y

Combine like terms: -7y + -4y = -11y
2x = -11y

Divide each side by '2'.
x = -5.5y

Simplifying
x = -5.5y

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