Question

4х + 3y = 24
3x+4y=25
find the value of (x and y)​

Answer 1

Answer:

4x+3y=24

3x+4y=25

adding,

7x+7y=49

7(x+y)=49

=> x+y=49/7

=> x+y=7

=> x=7-y

putting the value of x in the 1st equation

4(7-y)+3y=24

=> 28-4y+3y=24

=> -y=24-28

=> -y= -4

=> y=4

x=7-y=7-4=3

so, x=3 , y=4