Question

Simplify
5x^2+9x-2/x^2+12x+20*x^2+17x+7/15x-3

Answer 1

\[5x^2+9x-2/x^2+12x+20\times x^2+17x+70/15x-3\]

Answer 2

If you have a divided by b/c it is the same thing as

a multiplied by c/b if that helps any.

Answer 3

I don't understand.

Answer 4

Say I want to divide 1 by 1/2 (1/1/2 if that is what u mean)

Instead I can just say it is 1 multiplied by 2/1 ie 2

Answer 5

I'm not following?

Answer 6

No it's multiplied.

Answer 7

Well it's a fraction is what I meant.

Answer 8

But you have put a /

Answer 9

A fraction has 2 bits, a top (numerator) and bottom (denominator).

What I am asking you is what is on top and what is on the bottom?

Answer 10

It is possible for the top or bottom to be another fraction.

Answer 11

So you can read your question 2 ways

The first 2 bits divided by the third OR
The first bit divided by the next 2 bits

Answer 12

Which is it?