Meghan went to the mall and then out to eat with her friends. at the restaurant, meghan spent 3 dollars more than 1/2 the amount that she spent at the mall. if she spent $13.50 at the restaurant, how much did meghan spend at the mall? write and solve the equation.

What is the measure of x? 43° 86° 172° 344°

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest