4(-1+-2y)-4y=20

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Solution for 4(-1+-2y)-4y=20 equation:


Simplifying
4(-1 + -2y) + -4y = 20
(-1 * 4 + -2y * 4) + -4y = 20
(-4 + -8y) + -4y = 20

Combine like terms: -8y + -4y = -12y
-4 + -12y = 20

Solving
-4 + -12y = 20

Solving for variable 'y'.

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

Add '4' to each side of the equation.
-4 + 4 + -12y = 20 + 4

Combine like terms: -4 + 4 = 0
0 + -12y = 20 + 4
-12y = 20 + 4

Combine like terms: 20 + 4 = 24
-12y = 24

Divide each side by '-12'.
y = -2

Simplifying
y = -2

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