What is the sum of 30 and 1 fourths and 180 ?

Solve for x i'll try to attach the files bc it's not letting me for some reason

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Adriveway is 40 yards long about how many meters long is it