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Solve the proportion. x-9/3=5/13

User Dania
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2 Answers

2 votes

Answer:

X=12

Explanation:

User Mikku
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(x-9)/(3)=(5)/(13)\ \ \ \ \ \ |cross\ multiply\\\\13(x-9)=3\cdot5\\\\13x-117=15\ \ \ \ |add\ 117\ to\ both\ sides\\\\13x=132\ \ \ \ \ |divide\ both\ sides\ by\ 13\\\\x=(132)/(13)\\\\\boxed{x=10(2)/(13)}
User ThiagoPXP
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