You have $6 and earn $0.50 for each cup of orange juice you sell. write an equation in two variables that represents the total amount a (in dollars) you have after selling j cups of orange juice. a = ? is it a = .50j + 6 and if it is explain .

Which of the binomials below is a factor of this trinominal? x^2-13+30

Use the frequency distribution, which shows the number of american voters (in millions) according to age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range. ages frequency 18 to 20 5.9 21 to 24 7.7 25 to 34 20.4 35 to 44 25.1 45 to 64 54.4 65 and over 27.7 the probability that a voter chosen at random is in the 18 to 20 years old age range is nothing. (round to three decimal places as needed.)

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling