(x)/(2.4)-8.1=-5.6 I need help now. It is for 8th-grade math.

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph.which is the residual value when x = –2? a)–2 b)–1 c)1 d)2

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.