How is the distrubutive property used to expand expressions
3(x+4) make sure you say how you get the answer

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

Don't know how to find x given these segment lengths

Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.