Determine f (x) from first principles if f(x) = 4x-3​

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

Find the area of an equilateral triangle with a side of 6 inches

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.