How do you simplify $7 sqrt x + 3 sqrt y - sqrt x - 3 sqrt y$ ?

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Answer 1 · 2017-04-29T15:38:19

See the entire solution process below:

First, group like terms:

$7sqrt(x) - sqrt(x) + 3sqrt(y) - 3sqrt(y)$

Now, combine like terms:

$7sqrt(x) - 1sqrt(x) + 3sqrt(y) - 3sqrt(y)$

$(7 - 1)sqrt(x) + (3 - 3)sqrt(y)$

$6sqrt(x) + 0sqrt(y)$

$6sqrt(x)$

How do you simplify 7 sqrt x + 3 sqrt y - sqrt x - 3 sqrt y7 sqrt x + 3 sqrt y - sqrt x - 3 sqrt y?