Write the quadratic equation in standard form:
4x^2+5=8x

What is 20+(5 x 2/5 )+ 3 show your work

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23