y+(y+4)(-4)=y-4

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Solution for y+(y+4)(-4)=y-4 equation: 


Simplifying
y + (y + 4)(-4) = y + -4

Reorder the terms:
y + (4 + y)(-4) = y + -4

Reorder the terms for easier multiplication:
y + -4(4 + y) = y + -4
y + (4 * -4 + y * -4) = y + -4
y + (-16 + -4y) = y + -4

Reorder the terms:
-16 + y + -4y = y + -4

Combine like terms: y + -4y = -3y
-16 + -3y = y + -4

Reorder the terms:
-16 + -3y = -4 + y

Solving
-16 + -3y = -4 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-16 + -3y + -1y = -4 + y + -1y

Combine like terms: -3y + -1y = -4y
-16 + -4y = -4 + y + -1y

Combine like terms: y + -1y = 0
-16 + -4y = -4 + 0
-16 + -4y = -4

Add '16' to each side of the equation.
-16 + 16 + -4y = -4 + 16

Combine like terms: -16 + 16 = 0
0 + -4y = -4 + 16
-4y = -4 + 16

Combine like terms: -4 + 16 = 12
-4y = 12

Divide each side by '-4'.
y = -3

Simplifying
y = -3

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