How do you simplify $3sqrt5+4 sqrt5$ ?

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Answer 1 · 2016-04-23T21:25:21

I found $7sqrt(5)$

You can add together the two square roots according to their multipliers as:
$3sqrt(5)+4sqrt(5)=$ add the 3 and 4 to get:
$=7sqrt(5)$

How do you simplify 3sqrt5+4 sqrt53sqrt5+4 sqrt5?