(a) =−24x36108Ahmad has been saving x dollars each week for 24 weeks. Today, his uncle gave him $36. Ahmad now has enough money for a bike that costs $108.Ahmad has been saving $24 each week for x weeks. Today, he used $36 of his savings to buy a bike. He now has $108 left in his savings.Ahmad has been saving x dollars each week for 24 weeks. Today, he used $36 of his savings to buy a bike. He now has $108 left in his savings.Ahmad has been saving $24 each week for x weeks. Today, his uncle gave him $36. Ahmad now has enough money for a bike that costs $108.None of the above(b) =+21x42483A rental car company charges x dollars per day. There is also an insurance fee of $42 for the entire rental time. Nicole rented a car for 21 days. She paid a total of $483 including the insurance.A rental car company charges x dollars per day. There is also an insurance fee of $21 for the entire rental time. Nicole rented a car for 42 days. She paid a total of $483 including the insurance.A rental car company charges $21 per day. There is also an insurance fee of $42 for the entire rental time. Nicole rented a car for x days. She paid a total of $483 including the insurance.A rental car company charges $42 per day. There is also an insurance fee of $21 for the entire rental time. Nicole rented a car for x days. She paid a total of $483 including the insurance.None of the above

(a) =−24x36108Ahmad has been saving x dollars each week for 24 weeks. Today, his uncle gave him $36. Ahmad now has enough money for a bike that costs$108.Ahmad has been saving $24 each week for x weeks. Today, he used$36 of his savings to buy a bike. He now has $108 left in his savings.Ahmad has been saving x dollars each week for 24 weeks. Today, he used$36 of his savings to buy a bike. He now has $108 left in his savings.Ahmad has been saving$24 each week for x weeks. Today, his uncle gave him $36. Ahmad now has enough money for a bike that costs$108.None of the above(b) =+21x42483A rental car company charges x dollars per day. There is also an insurance fee of $42 for the entire rental time. Nicole rented a car for 21 days. She paid a total of$483 including the insurance.A rental car company charges x dollars per day. There is also an insurance fee of $21 for the entire rental time. Nicole rented a car for 42 days. She paid a total of$483 including the insurance.A rental car company charges $21 per day. There is also an insurance fee of$42 for the entire rental time. Nicole rented a car for x days. She paid a total of $483 including the insurance.A rental car company charges$42 per day. There is also an insurance fee of $21 for the entire rental time. Nicole rented a car for x days. She paid a total of$483 including the insurance.None of the above