Question

If the point (2,1) lies on the graph of 2x +5y = k, then the value of k is
1) 7
2) 8
3) 9
4) 10

Answer 1

Option C is correct answer.

therefore, value of k is 9.

Answer 2

Answer:

x=2,y=1

2×2+5×1=k

k=4+5=9

Please mark as the brainliest answer.