How do I do this??? Help fast plz

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

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 =