Question

If 3x+5y=15 and 5x+3y=17 then what is the value of x +y? ​

Answer 1

Answer:

2 is a value of x+y

now clear your doubt

Answer 2

Step-by-step explanation:

by subtracting the equation

2x+2y=2 .. divide by 2

x+y=1

by adding equation

7x+7y=32 ..

hope this is helpful