Rhea is solving a math puzzle to find the solution of the puzzle she must find the product of two numbers the first number is the sum of 23 and x in the second number is 18 less than two times the first number which of the following function represents the product of these two numbers

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000