3) Solve : 5x + 7y = 17 ; 3x – 2y = 4
Q.5) Solve any one of the following.
1) A two digit number is 4 times the sum if its digits. If we interchange the digits, the number obtained
is 9 less than 4 times the original number. Find the numbers.
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Answer:
X= 13
y= 48/7.
Step-by-step explanation:
5x+7y=17
3x+2y=4
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