4. What is the common ratio in this recursive definition? aj = 10
an = -2.lan-1
O r = 2.1
O r = 10
O r = -2.1
O r = An-1

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Simplify the expression 10/11(22z) + (a+5) -1

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 =