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40 votes
40 votes
I need help with cross products I need to find the value of x in the problem for 4/9=x/15

User Kelend
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1 Answer

20 votes
20 votes

(4)/(9)=(x)/(15)

15 is dividing on the right, then it will multiply on the left

9 is dividing on the left, then it will multiply on the right


\begin{gathered} 4\cdot15=x\cdot9 \\ 60=x\cdot9 \end{gathered}

Now, 9 is multiplying on the right, then it will divide on the left


(60)/(9)=x

User UDID
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