Question

2. Find the value of K, if x = 3, y = 1 is a solution of the equation 3x + y = k a) 4 b) 5 c) 10 d) 7 ​

Answer 1

Answer:

c) 10

Step-by-step explanation:

$3x + y = k$

Given that x = 3 and y = 1. So,

$3(3) + 1 = k \\ 9 + 1 = k \\ k = 10$

Hope it helps!

Answer 2

Step-by-step explanation:

a) 4xy

+3x + 1y = 4xy

This was the perfect answer.