y+y+20=80

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Solution for y+y+20=80 equation:



y+y+20=80
We move all terms to the left:
y+y+20-(80)=0
We add all the numbers together, and all the variables
2y-60=0
We move all terms containing y to the left, all other terms to the right
2y=60
y=60/2
y=30

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