Jake is comparing the prices of two laundry service companies . company a charges $20 per load and an additional $8 as service charges . company B charges $24 per load and an additional $4 as service charges .

part A: write equations to represent company a's and company b's total laundry charges for a certain number of loads. define the variable used in the equations

part B: which company would charge less for 5 seconds of laundry ?

part C: how much money is saved by using the services of company A instead of company B to clean 9 loads of laundry