A group of 4 musicians is called a quartet. There are 7 quartets entered in the Battle of the Bands contest. How many musicians will be in the Battle of the Bands?

4
28
35
11

11

Step-by-step explanation:

this is bcuz,when u add de 7 quarters who entered in de battle to de 4 it will give u 11.

I Hope u protect urself well,and stay in de house

First of all, thanks for properly formatting the question!! That's something you don't see so often..

Anyway, the first thing to do is split the fraction in two fractions, using the rule

So, your expression becomes

Now, for each of the fractions we can simplify the numeric part and the exponents, using the rule

.

We have

So, the whole expression becomes

which means that the four coefficients are

So, in particular, c=2