What is 1 + 5 - 3 + 4 - 1 + 7 - 9 - 9 + 10 + 3 + 2 + 1 - 2 + 19 - 21 + 16 + 20 - 1.2 + 20.7 - 18.2 + 6.5 + 6.5 - 6.25 + 10.01 - 0.1 + 17?

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re