In 2015, there were roughly 1 x 106 high school football players and 2 x 103 professional football players in the United States. About how many times more high school football players are there?

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 =