Simplify. 5z−5+2z−2.5−3z enter your answer in the box.

Describe all the numbers that when rounded to the nearest thousand are 645,000

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

The value of cos 30° is the same as which of the following?