Answer: 80
Step-by-step explanation: took the test
I think B. Don't question me about it tho.
Answer: y varies directly as x ", " y varies proportionally as x ", or " y is directly proportional to x . ") This means that as x increases, y increases and as x decreases, y decreases—and that the ratio between them always stays the same.
Step-by-step explanation:
Answer:
a relationship or expression involving one or more variables