Question

solve the simultaneous equation​

Answer 1

x+7y=10

x=10-7y ------------ eq.1

3x-2y=7

from eq.1,

3(10-7y)-2y=7

30-21y-2y=7

23y=23

y=23/23

y=1 ------------ eq.2

from eq.1 and eq.2,

x=10-7y

x=10-7(1)

x=10-7

x=3

therefore,

x=3,y=1

Answer 2

Answer:

the value of. (x,y)=(3,1)