7x-2(x-3y)-4y=

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Solution for 7x-2(x-3y)-4y= equation: 


Simplifying
7x + -2(x + -3y) + -4y = 0
7x + (x * -2 + -3y * -2) + -4y = 0
7x + (-2x + 6y) + -4y = 0

Combine like terms: 7x + -2x = 5x
5x + 6y + -4y = 0

Combine like terms: 6y + -4y = 2y
5x + 2y = 0

Solving
5x + 2y = 0

Solving for variable 'x'.

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

Add '-2y' to each side of the equation.
5x + 2y + -2y = 0 + -2y

Combine like terms: 2y + -2y = 0
5x + 0 = 0 + -2y
5x = 0 + -2y
Remove the zero:
5x = -2y

Divide each side by '5'.
x = -0.4y

Simplifying
x = -0.4y

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