Question

11. Solve the following using substitution method
2x -7y = -10, 3x + 2y = 10​

Answer 1

Step-by-step explanation:

here x= 10-7y/2

on putting value of x in eq. 2 we get

therefore 30-21y/2 +2y= 10

then y= 20/17

then x= 15/17

Answer 2

Answer:

x=2 and y= 2

please see in photo