Question

The Solution of 4x + 7y = 15 and 5x-7y =3 ​

Answer 1

Answer:

4x+7y=15 equation 1

5x-7y =3 equation 2

adding equation one and two

9x=18

x=18/9

x=2

substitute x in equation 1

4(2)+7y= 15

8+7y=15

7y=15-8

7y=7

y=1

x=2

Answer 2

Step-by-step explanation:

1. 4x+7y=15 and 5x-7y=3 adding equation. than,

4x+7y=15

+ 5x-7y=3

than,

9x=18

x=18/9

x=2