8x-4y-5x+7y=30

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Solution for 8x-4y-5x+7y=30 equation:


Simplifying
8x + -4y + -5x + 7y = 30

Reorder the terms:
8x + -5x + -4y + 7y = 30

Combine like terms: 8x + -5x = 3x
3x + -4y + 7y = 30

Combine like terms: -4y + 7y = 3y
3x + 3y = 30

Solving
3x + 3y = 30

Solving for variable 'x'.

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

Add '-3y' to each side of the equation.
3x + 3y + -3y = 30 + -3y

Combine like terms: 3y + -3y = 0
3x + 0 = 30 + -3y
3x = 30 + -3y

Divide each side by '3'.
x = 10 + -1y

Simplifying
x = 10 + -1y

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