SOLUTION: Mark had 3 times more marbles than Isabella. Isabella had 2/3 as many marbles as Jack for a total of 99 marbles. How many marbles did Mark, Isabella, and Jack each have? Write an

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Question 632368: Mark had 3 times more marbles than Isabella. Isabella had 2/3 as many marbles as Jack for a total of 99 marbles. How many marbles did Mark, Isabella, and Jack each have? Write an algebraic equation that represents the problem stated above, being sure to define your variable, and use the algebraic equation to solve the problem. Show your work
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
Mark had 3 times more marbles than Isabella. Isabella had 2/3 as many marbles as Jack's highlight%28x%29 marbles
Jack highlight%28x%29
Isabella %282%2F3%29x
Mark 2x
%2811%2F3%29x+=+99
x = 27, number Jack has. Isabelle has 18 and Mark 54
and... 27+%2B+18+%2B+54+=+99