How do you simplify $7sqrt(3x)-sqrt(12x)$ ?

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Answer 1 · 2018-04-13T16:05:45

$5sqrt(3x)$

$7sqrt(3x)-sqrt(12x)$

$=7sqrt(3x)-sqrt(4*3x)$

Take out $sqrt4$
$=7sqrt(3x)-sqrt(3x)*sqrt(4)$

$=7sqrt(3x)-sqrt(3x)*2$

$=7sqrt(3x)-2sqrt(3x)$

Since both expressions have the same radical:
$=5sqrt(3x)$

\0/ here's our answer !

How do you simplify 7sqrt(3x)-sqrt(12x)7sqrt(3x)-sqrt(12x)?