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If 7 times a number is equal to 7 plus that number, which of the following represents the equation needed to determine what that number is? a) x+7x=7 b) 7x=7 c) 7+x=7 d)7x=x+7 e) 7(x+1)=7

asked Dec 15, 2019

Mathematics
middle-school

1 answer

4 votes

185k views

The mean weight of four pieces of luggage is 76 pounds. If three of the pieces have weights of 72, 60, and 82 pounds, then what does the fourth piece of luggage weigh?

asked Apr 12, 2018

Mathematics
high-school

1 answer

1 vote

184k views

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