Today the ratio of the ages of Desai and Shinde is 3:4. Six years hence, Desai’s age will be 24 years. How old is Shinde today?
1 answer:
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Answer:
The answer is A.
Step-by-step explanation:
So we have the two equations:
To make a substitution of the second equation into the first equation, we need to isolate the <em>y </em>variable in the second equation. Thus:
Now, we can substitute this into the first equation. Therefore: