a positive number is 7 times another number. if 20 is added to both the numbers then one of the new numbers becomes three times the other new number. what are the numbers?
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Step-by-step explanation:
Let the numbers be x,y
⟹y=7x
20 is added
The numbers are
y+20,x+20
According to question
y+20=3(x+20)
7x+20=3x+69
7x=3x+20
4x=20
x=5⟹y=35
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