Liam bought a picture frame that cost $12 plus 8% sales tax. he wrote the expression 1.08(12) to find his total cost. which expression is equivalent to the total cost?   (12+0.08)1212 + 0.081+0.08(12)(1+0.08)12

What is the the greatest common factor ?

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?