Acell phone was on sale 30% off. the sale price was $239.89 .what was the original price of the phone

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

100 points, hi, i’m not sure what to do here,the data doesn’t seem to be quadratic .? can anyone me, in advance

Hey hotel charges guests $19.75 a day to rent five video games at this rate which expression can be used to determine the charge for renting nine video games for one day at this hotel? pls