20y-9=-109

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Solution for 20y-9=-109 equation: 



20y-9=-109

We move all terms to the left:

20y-9-(-109)=0

We add all the numbers together, and all the variables

20y+100=0

We move all terms containing y to the left, all other terms to the right

20y=-100

y=-100/20

y=-5

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