2(y-8)-4y=-20

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Solution for 2(y-8)-4y=-20 equation: 


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

Reorder the terms:
2(-8 + y) + -4y = -20
(-8 * 2 + y * 2) + -4y = -20
(-16 + 2y) + -4y = -20

Combine like terms: 2y + -4y = -2y
-16 + -2y = -20

Solving
-16 + -2y = -20

Solving for variable 'y'.

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

Add '16' to each side of the equation.
-16 + 16 + -2y = -20 + 16

Combine like terms: -16 + 16 = 0
0 + -2y = -20 + 16
-2y = -20 + 16

Combine like terms: -20 + 16 = -4
-2y = -4

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

Simplifying
y = 2

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