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

Question

351 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-09-22T22:00:14

#n = -2#

In an equation which has ONE fraction on each side, you can cross-multiply.

#color(blue)(4)/color(red)(n+4) = color(red)(6)/color(blue)(3)#

#color(red)(6(n+4)) = color(blue)(4xx3)#

#6n+24 =12#

#6n =12-24#

#6n =-12#

#n = -2#