The sales tax on a used car is $102, and the sales tax rate is %5. Find the purchase price (the price before taxes are added).

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab