To find a baseball pitcher's earned average (era), you can use the formula ei=9r where e represents era, i represents the number of innings pitched, and r represents the number of earned runs allowed. solve the equation for e. what is the pitchers era if he allows 5 earned runs in 18 innings pitched

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

Kerion has a beaded necklace business. she can make 12 necklaces is 2 hours. how long will it take her to make 9 necklaces?

Classify the following number. −9.070707…