Subtract the following polynomials.
3.1x + 2.8z
4.3x - 1.2z

In a school 2/3 of the students study a language of those who study a language 2/5 study french

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m