Acd and a dvd cost x dollars. if the cd costs $(x-15), what does the dvd cost?

The standard distance between studs in a house is 1.5 feet. if you have a set of blueprints for a house that mark every 1.5 feet with 2 in., by how many inches will a 13-foot wall be represented?

Find an equation for the linear function which has slope -10 and x-intercept -7

Write the following as a base and exponent