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1. Trina rents a costume for her school activity. The amount she has to pay per hour is presented in the table below. No. of hours (x) 1 2 3 Cost in Pesos (y) 30 40 50 What is the equation to represent the situation? a. y= 10xtao b. How much should Trina pay in 5 hours? What is the y- intercept of the equation? 80. c. If Trina returned the costume after 24 hours, how much would she have to pay? 2. Mr. Willy has a rental business. He has bikes for rents with charges that can be estimated by a linear equation P = 7k + 100, where k is the number of kilometers a customer drives. If you are a customer, how much will you pay for the rent, if you drive a total of 5 km? = 3. Solve each system of equations by substitution or elimination. Determine whether the system is consistent and independent, consistent and dependent, or inconsistent.​