Question

3x+4y-7=0 and 2x+y+2=0​

Answer 1

Answer:

x=-3,y=4

I hope it will help U

Answer 2

Step-by-step explanation:

3x+4y=7. i

2x+y=-2. ii

multiplying ii by 4

8x+4y=-8. iii

subtracting iii by i

5x =15

x =3

2×3+y=-8

6+y=-8

y=-14

x=3,y=-14