Me ! hiroto paid $4.28 in sale tax for the items he had purchased. if the sales tax rate was 6.25 percent, what was the total cost of the items before tax was added?

Which of the following situations represents a linear relationship? a. theresa increases the distance she runs by 0.1 miles every week. b. the volume of a box depends on the length of box. c. the amount of money in a bank account increases by 1 percent each year. d. the population of a town doubles every 5 years.

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?