Let triangle ABC right angled at A (AB > AC), altitude AH. Let D, E be the projection of H on AB, AC. Prove that: ∛(〖BD〗^2 ) + ∛(〖CE〗^2 ) = ∛(〖BC〗^2 )

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)