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Mathematics 18 Online
OpenStudy (anonymous):

an expression to represent the difference between half a number and triple a number?

Nnesha (nnesha):

ok so difference mean subtract half a number should be 1/2x and triple a number mean 3 times so 1/2x-3x

OpenStudy (anonymous):

\[3 n-\frac{n}{2}=\frac{5 n}{2} \]

Nnesha (nnesha):

|dw:1410643265804:dw|

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