7x+3y-4x+5y=8

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Solution for 7x+3y-4x+5y=8 equation:


Simplifying
7x + 3y + -4x + 5y = 8

Reorder the terms:
7x + -4x + 3y + 5y = 8

Combine like terms: 7x + -4x = 3x
3x + 3y + 5y = 8

Combine like terms: 3y + 5y = 8y
3x + 8y = 8

Solving
3x + 8y = 8

Solving for variable 'x'.

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

Add '-8y' to each side of the equation.
3x + 8y + -8y = 8 + -8y

Combine like terms: 8y + -8y = 0
3x + 0 = 8 + -8y
3x = 8 + -8y

Divide each side by '3'.
x = 2.666666667 + -2.666666667y

Simplifying
x = 2.666666667 + -2.666666667y

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