From 1970 to 1990,the consumer price index (CPI) increased from 38.8 to 130.7.If a tube of toothpaste cost $0.77 in 1970 and the price of toothpaste increased at the same time rate as the CPI from 1970 to 1990,by approximately how much did the price of a tube of toothpaste increase from 1970 to 1990? A.$1.31

B.$2.59

C.$0.39

D.$1.82

Match each function with its rate of growth or decay

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books

5x−4≥12 or 12x+5≤−4 can you with this problem