Question

he u don't have brain then answer me correct​

Answer 1

Answer:

equation 1

1.Let x=0

4×0+3y=7

0+3y=7

3y=7-0

y=7/3

equation 2

let x=1

4×1+3y=7

4+3y=7

3y=7-4

y=3/3

y=1

equation 3

let x=-1

4×-1+3y=7

-4+3y=7

3y=7+4

3y=11

y=11/3

all the questions are done by this way

we take any of the number to suppose ok.

thank you hope you understand