The angles in a triangle have
measures of 61°, (3z), (z-5)
What is the value of z?

Dawn is selling her mp3 player for 3 4 of the original price. the original price for the mp3 player was $40. how much is she selling her mp3 player for?

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?

Ellie spent $88.79 at the computer stote. she had $44.50 left to buy a cool hat. how much money did she originally have? write and solve an equation to answer the question.