Ask your own question, for FREE!
Biology 20 Online
OpenStudy (anonymous):

Jaoquin buys 3 dozen lightbulbs. After changing the lightbulbs in his house, he has 15 lightbulbs left. How many lightbulbs did he use? Explain your work. I need the help like right now!!

OpenStudy (abb0t):

Well, you know that 1 dozen = 12 items so if you have 3 dozen, that means 12 x 3 = 36 Set up an equation: 36 + x = 15 solve for "x" which represents the amount he used.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!