# How do you simplify 5/(8+square root of 7)?

##### 1 Answer

#### Explanation:

Since the equation

Instead, you must multiply by the conjugate of

Multiplying by the conjugate,

Since the denominator consists of two binomials, you must FOIL it. The 5 on the numerator can simply be distributed. If you are unsure as to what FOILing is, reference this: https://en.wikipedia.org/wiki/FOIL_method

After the previous step, you are left with:

Which cannot be simplified any further.