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1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

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 =

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?