Question

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.​

Answer 1

Answer:

X= 13

y= 48/7.

Step-by-step explanation:

5x+7y=17

3x+2y=4