State the hypotheses and identify the claim with the correct hypothesis. Find the critical value. Compute the test value. Make the decision and summarize the results.

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?

Which system of linear inequalities is represented by the graph?

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers