2 years ago

3. The value of x varies directly with y,

Mathematics

1 answer:

NISA [10]2 years ago

5 0

Answer:

Step-by-step explanation:

First you want to find the amount of x per 1 y so you divide 21 by 3 to get when x = 7 y = 1. Now you can just multiply 10 by 7 to get 70.

I hope this helps!

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