This play station 4 game console is on sale for $199. the ad says you save $100. what is the percentage off that this store is offering for this sale?

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10