A city has a 5% sales tax an electric toothbrush cost 12.50 before tax how much does it cost including tax

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

For what values of x is x2 + 2x = 24 true?