Question

find the value of k if if x=2 , y=1 us a solution of the equation 2x+3y=k​

Answer 1

$2 \times 2 + 3 \times 1 = k \\ 4 + 3 = k \\ k = 7$

so, k=7

Answer 2

Answer:

2x+3y=k

2(2)+3(1)=k

4+3=k

7=k

hope this answer will help