Find the missing length.

Ineed to learn how to solve this problem

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 graph shows how many words per minute two students read. drag to the table the unit rate that matches each graph.