Question

The value of( x + y) and (x - y )for the equations 7x + 5y = 24 and 5 x + 7 y = 36​

Answer 1

Step-by-step explanation:

7x+5x=24

12x=24

x=24/12

x=2

7x–5x=24

2x=24

x=24/2

x=12

7y+5y=36

12y=36

y=36/12

y=3

7y–5y=36

2y=36

y=36/2

y=18