Answer:
They should insert that y value into the other equation.
Step-by-step explanation:
The answer is A. product.
Each was 10 inches because she had 95 and 95-15=40 divided by 4 = 10
Answer:
131
Step-by-step explanation:
khan academy
Some textbooks describe direct variation by saying " 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.