20=-8y+5(2y-2)

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Solution for 20=-8y+5(2y-2) equation:


Simplifying
20 = -8y + 5(2y + -2)

Reorder the terms:
20 = -8y + 5(-2 + 2y)
20 = -8y + (-2 * 5 + 2y * 5)
20 = -8y + (-10 + 10y)

Reorder the terms:
20 = -10 + -8y + 10y

Combine like terms: -8y + 10y = 2y
20 = -10 + 2y

Solving
20 = -10 + 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.
20 + -2y = -10 + 2y + -2y

Combine like terms: 2y + -2y = 0
20 + -2y = -10 + 0
20 + -2y = -10

Add '-20' to each side of the equation.
20 + -20 + -2y = -10 + -20

Combine like terms: 20 + -20 = 0
0 + -2y = -10 + -20
-2y = -10 + -20

Combine like terms: -10 + -20 = -30
-2y = -30

Divide each side by '-2'.
y = 15

Simplifying
y = 15

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