Question

Q.13) Find the value k, if x = 1, y = 2 is a solution of equation 2x+3y=k. (a) 5 (b) 6 (c) 7 (d) 8​

Answer 1

Answer:

Correct option is

B

7

Given equation:

2x+3y=k

Now putting x=2 and y =1 in equation

⇒2(2)+3(1)=k

⇒4+3=k

⇒k=7

hope it helps you

Answer 2

Step-by-step explanation:

2(1) + 3(2) = 2+6= 8

answer is (d) 8