Question

Identify the variation as direct, inverse, joint or combined.
y = 7x

Answer 1

i got direct?

Answer 2

You have the correct answer. Notice how as x increases y also increases. Also, as x decreases y decreases. This is shown in the table


x | y
----
0 | 0
1 | 7
2 | 14
3 | 21
4 | 28


So this shows us a direct variation between x and y.