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1 vote
Solve problem 4/15 = x/ 75

2 Answers

2 votes

(4)/(15)=(x)/(75)\\\\ Cross\ multiplication\\\\ 75*4=15x\\ 300=15x\ |:15\\ x=(300)/(15)=20\\ Answer\ is\ x=20.
User Roedy
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4/15=x/75 (Multiply the numerator and the denominator of the fraction on the left hand side of the equation by 5)

20/75=x/75

x=20.
User Keith Thompson
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