Barbara sells iced tea for $1.49 per bottle and water for $1.25 per bottle. she wrote an equation to find the number of drinks she needs to sell to earn $100. 1.25x + 1.49 = 100 what error did barbara make in writing the equation?

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge

Which expression is equivalent to 64 - 9x^2?