2 numbers are such that if 7 is added to the first number, a number twice the second number is obtained. If 20 is added to the s
econd number, the number obtained is four times the first number. Find the two numbers
1 answer:
Answer:
1st= 47/7 or 6.71
2nd= 48/7 or 6.857
Step-by-step explanation:
1st number =X and 2nd number = Y
According to question, X+7=2Y
20+Y=4X
X=2Y-7 (from 1st condition)
putting in it second
20+Y=4(2Y-7)
20+Y=8Y-28
20+28=8Y-Y
48=7Y
Y=48/7
so X=2(48/7)-7
=96-49/7
47/7
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Answer:
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Step-by-step explanation:
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Answer: GCF = 2x³-------------------------------------
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