20=-20(y+4)

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


20=-20(y+4)

We simplify the equation to the form, which is simple to understand 
20=-20(y+4)

Reorder the terms in parentheses
20=+(-20y-80)

Remove unnecessary parentheses
+20=-20y-80

We move all terms containing y to the left and all other terms to the right. 
+20y=-80-20

We simplify left and right side of the equation. 
+20y=-100

We divide both sides of the equation by 020 to get y. 
y=-5

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