Answer:
use the formula y2 - y1 /x2 - x1
y1 = 6
y2 = 9
x1 = 1
x2 = 4
Step-by-step explanation:
9 - 6/ 4 - 1
3/3
=1
slope is 1
Answer:
y=18 when x=6 k = 3
Step-by-step explanation:
y varies directly as x
y= kx,where k is constant
there,making k the subject of the formulae
k=y/x
k=18/6
k=3
Answer:
Can u show the whole question