F(x)=4x+5 classify the function

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

For each proportion find the unknown number x 1/5/8=×/15

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