Which series of transformations show that triangle A is similar to triangle B?

27 is what percent of 108? 27 is % of 108

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 =

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?