Question

1.Find K if x= -1 and y=2 is a solution of 2x - 3y = k
2.Draw the graph of x+y =10

Answer 1

Answer:

1. k=-5

Step-by-step explanation:

x=-1

y=2

therefore,

2x-3y=k

:- (2×-1)-(3×2)=k

1-6=k

k=-5