Can someone please help me?

How is the number of vertices for a prism related to the name of the prism

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 =

Can someone me do math because i am having a breakdown rn because i don’t get it