Find (fºg)(k), (gºf)(k) and (f ·g)(k)​

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 square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Find the area of the regular hexagon if a side is 20 cm.