Mathematics, 05.04.2020 18:15 Fatimaneedhelp
In 1990, the cost of U. S. stamp was 25 cents. In 2010, the cost of U. S. stamp was 44 cents. In 20 years, what was the percent of increase in cost of stamps?
Answers: 1
Mathematics, 21.06.2019 15:00
The data shown in the table below represents the weight, in pounds, of a little girl, recorded each year on her birthday. age (in years) weight (in pounds) 2 32 6 47 7 51 4 40 5 43 3 38 8 60 1 23 part a: create a scatter plot to represent the data shown above. sketch the line of best fit. label at least three specific points on the graph that the line passes through. also include the correct labels on the x-axis and y-axis. part b: algebraically write the equation of the best fit line in slope-intercept form. include all of your calculations in your final answer. part c: use the equation for the line of best fit to approximate the weight of the little girl at an age of 14 years old.
Answers: 3
Mathematics, 21.06.2019 19:30
Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?
Answers: 2
Mathematics, 21.06.2019 20:30
Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error
Answers: 1
Mathematics, 21.06.2019 21:00
Which of the following is the best first step in solving the equation below? 4+2㏒³x=17
Answers: 1
In 1990, the cost of U. S. stamp was 25 cents. In 2010, the cost of U. S. stamp was 44 cents. In 20...
Mathematics, 15.07.2020 03:01
Mathematics, 15.07.2020 03:01
Mathematics, 15.07.2020 03:01