Two numbers are in the ratio 9:4. If 7 is added to each of the numbers, the ratio becomes 5:3
Find the number
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Step-by-step explanation:
Let the number be 9x and 4x
If 7 is added to each number
The numbers are 9x+7, 4x+7
9x + 7 : 4x + 7 = 5:3
3(9x + 7) = 5(4x + 7)
27x + 21 = 20x + 35
7x = 14
x = 2..
The numbers are 18 and 8
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