Write in words what you do to make x the subject of the formula x^2 + y^2 = z^2 .
Please explain

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?

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1