△ABC ~ △DEF What is the scale factor between them?

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

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

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.