The cost of bread is 1970 was $0.24. Now the bread costs $1.40. What is the percent of change and classify it as an increase or decrease? *

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?

Can someone me find the original price? the discount is 5% and the sale price is $68.40