Question

7x-4y =3 and 7-4y=3​

Answer 1

Answer:x=1 and y=1

Explanation:

Solve simultaneously

-4y=3-7

-4y=-4

y=1

Substitute for y in equation 1

We get

7x-4(1)=3

7x-4=3

7x=3+4

7x=7

x=1