2x³ - 21x² - x = 8x

(If you find the answer in Decimal, it's wrong.)

At the many chips cookie company they are serious about the number of chocolate chips in their cookies they claim that each cookie hasn't c chips. if their claim is true there will be 200 chips in 10 cookies

The conversion factor relating feet to meters is 1 ft=0.305 m. keep in mind that when using conversion factors, you want to make sure that like units cancel leaving you with the units you need. you have been told that a certain house is 164 m2 in area. how much is this in square feet?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?