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

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


Simplifying
y + -2x + 3 = -2(x + -1y) + -4

Reorder the terms:
3 + -2x + y = -2(x + -1y) + -4
3 + -2x + y = (x * -2 + -1y * -2) + -4
3 + -2x + y = (-2x + 2y) + -4

Reorder the terms:
3 + -2x + y = -4 + -2x + 2y

Add '2x' to each side of the equation.
3 + -2x + 2x + y = -4 + -2x + 2x + 2y

Combine like terms: -2x + 2x = 0
3 + 0 + y = -4 + -2x + 2x + 2y
3 + y = -4 + -2x + 2x + 2y

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

Solving
3 + y = -4 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
3 + y + -2y = -4 + 2y + -2y

Combine like terms: y + -2y = -1y
3 + -1y = -4 + 2y + -2y

Combine like terms: 2y + -2y = 0
3 + -1y = -4 + 0
3 + -1y = -4

Add '-3' to each side of the equation.
3 + -3 + -1y = -4 + -3

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

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

Divide each side by '-1'.
y = 7

Simplifying
y = 7

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