7x+7y-4x-4y=

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


Simplifying
7x + 7y + -4x + -4y = 0

Reorder the terms:
7x + -4x + 7y + -4y = 0

Combine like terms: 7x + -4x = 3x
3x + 7y + -4y = 0

Combine like terms: 7y + -4y = 3y
3x + 3y = 0

Solving
3x + 3y = 0

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 = 0 + -3y

Combine like terms: 3y + -3y = 0
3x + 0 = 0 + -3y
3x = 0 + -3y
Remove the zero:
3x = -3y

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

Simplifying
x = -1y

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