Question

if x =1,y=2 is a solution of the equation 3x+5y-k=0

Answer 1

hope this helps u

3x+5y-k=0

x=1 and y=2

3*1+5*2-k=0

3+10-k=0

13-k=0

-k= -13

k=13

Answer 2

Answer:

k=13

Hope you'll get it...