Question

The table tell whether y varies directly with X if it does write an equation for the direct variation.

Answer 1

x-3,7,12
y-5.4,12.6,21.6

A.Not a direct variation
B.direct variation,y=1.8x
C.direct variation,y=4x
D.direct variation,y=5/9x

Answer 2

answer is B

Answer 3

first try to plug each x and see if y values come up correctly.
so
x= 3
y = 1.8*3 = 5.4

others go same

Answer 4

can you help with 1 more @lochana

Answer 5

sure

Answer 6

The table tell whether y varies directly with X if it does write an equation for the direct variation.
x=-2,3,8
y=1,6,11

A.Not a direct variation
B.direct variation,y=x
C.direct variation,y=2x
D.direct variation,y=-2x

Answer 7

it would be a