Two number are in the ratio of 5:7. When 3 is added to each number. The new ratio becomes 3:4. Find the numbers.

asked Oct 25, 2021 206k views

5 votes

Two number are in the ratio of 5:7.

When 3 is added to each number. The new ratio becomes 3:4. Find the numbers.

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4 votes

Answer:

$(5x+3)/(7x+3)=(3)/(4)\\\\  4*(5x+3)=3*(7x+3)\\\\20x+12=21x+9\\\\20x-21x=9-12\\\\-x=-3\\\\x=3\\\\5x=5*3=15\\\\7x=7*3=21\\\\$

Explanation:

Peter Cullen answered Oct 29, 2021

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