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!)Five friends met for lunch,and...

!)Five friends met for lunch,and they all shook hands.Each person shook the other person's right hand only once.What was the total number of handshakes?

2)Two hikers at the same location.One traveled 2 miles east and then 1 mile north.The other traveled 1 mile west and the 3 miles south.At the end of their hikes,how many miles apart are the two hikers?

3)Factored completely,the expression 2y^2+12y-54 is equivalent to?

4) What is the sum of 6*10^3 and 3*10^2?

5)the experssion 5x/6+x/4 is equivalent to?

2)Two hikers at the same location.One traveled 2 miles east and then 1 mile north.The other traveled 1 mile west and the 3 miles south.At the end of their hikes,how many miles apart are the two hikers?

3)Factored completely,the expression 2y^2+12y-54 is equivalent to?

4) What is the sum of 6*10^3 and 3*10^2?

5)the experssion 5x/6+x/4 is equivalent to?

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