Question

A point [3,k]lie on the graph of the equation 3x-7y=-12

Answer 1

Answer:

K=3

Step-by-step explanation:

3x-7y=-12 -----------------(1)

x=3

y=K

putting x=3 and y=K in equation (1)

3×3-7K=-12

9-7K=-12

-7K=-12-9

-7K=-21

7K=21

K=21/7

K=3