Pls help! What is the expression in simplest radical form?

√504

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.