Put the following algebraic expression in standard simplified form -1/3x+ 3 2/3x+5-2x. plz i will give you 100 points

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?

Ahovercraft takes off from a platform. its height (in meters), xx seconds after takeoff, is modeled by: h(x)=-2x^2+20x+48h(x)=−2x 2 +20x+48 what is the maximum height that the hovercraft will reach?

Which sequence is arithmetic? 6, 12, 15, 21, 7, 14, 21, 36, 8, 16, 32, 64, 9, 18, 27, 36,