7x-3(x+y)-(x+y)=

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Solution for 7x-3(x+y)-(x+y)= equation:


Simplifying
7x + -3(x + y) + -1(x + y) = 0
7x + (x * -3 + y * -3) + -1(x + y) = 0
7x + (-3x + -3y) + -1(x + y) = 0
7x + -3x + -3y + (x * -1 + y * -1) = 0
7x + -3x + -3y + (-1x + -1y) = 0

Reorder the terms:
7x + -3x + -1x + -3y + -1y = 0

Combine like terms: 7x + -3x = 4x
4x + -1x + -3y + -1y = 0

Combine like terms: 4x + -1x = 3x
3x + -3y + -1y = 0

Combine like terms: -3y + -1y = -4y
3x + -4y = 0

Solving
3x + -4y = 0

Solving for variable 'x'.

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

Add '4y' to each side of the equation.
3x + -4y + 4y = 0 + 4y

Combine like terms: -4y + 4y = 0
3x + 0 = 0 + 4y
3x = 0 + 4y
Remove the zero:
3x = 4y

Divide each side by '3'.
x = 1.333333333y

Simplifying
x = 1.333333333y

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