If 1/x + 1/3х = 5, what is the value of 3x/4

asked Jan 5, 2021 115k views

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by Wsn

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Answer:

Explanation:

$(1)/(x)+(1)/(3x)=5\\\\(1*3)/(x*3)+(1)/(3x)=5\\\\(3)/(3x)+(1)/(3x)=5\\\\(4)/(3x)=5\\\\4=5*3x\\\\4=15x\\\\(4)/(15)=x$

x = 4/15

$(3)/(4)x=(3)/(4)*(4)/(15)\\\\=(1)/(5)$

Jessikwa answered Jan 11, 2021

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