When you're out shopping and something you want to buy is on sale. You can take the original price and give it's percentage to find out how much it really is.
I have to do a lot of stuff to do this in the time of time I have to do a lot of work to do this really
Answer: 4.2
Step-by-step explanation: 20 x 21
100
= 4.2
Sorry I don't really understand the question but
If you are looking for r in terms of w:
3w - 6r = 30
-6r = 30 - 3w
r = -5 + 0.5w
r = 0.5w - 5
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If you are looking for the exact value of x, sorry, I don't know..... (-_-")
Answer:
4y
Step-by-step explanation:
product means multiply
4y