# How do you simplify #5sqrt7-4sqrt7#?

##### 1 Answer

Jun 21, 2018

Hello you can simplify this by recognizing that '4' and '5' are coefficients of the radical

#### Explanation:

In this it asks

Do it by simply subtracting

now it is

To make this more clear, we can view the coefficients in front of the radical as entities on their own or write them this way as they are notated by a coefficient;

Simply by subtracting 4 from 5, we can get an answer on how many radicals are left in the remainder as notated by

Thus,

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