Help plsss it’s (Graphing Lines in Slope-Intercept Form) 7th grade work

The price of a coat increased from $78 to $92. what is the price increase percentage?

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me