How do you solve \frac { x + 3} { x + 4} = \frac { x + 4} { x + 6}?

1 Answer
Jul 21, 2018

I tried this:

Explanation:

Let us get rid of the denominators multiplying them by the opposite numerators:

(color(red)(x+6))(x+3)=(color(red)(x+4))(x+4)

cancel(x^2)+3x+6x+18=cancel(x^2)+4x+4x+16

rearrange:

3x+6x-4x-4x=16-18

x=-2