Question

12/15=e/f, e+f=18 y e-f=-2

Answer 1

e/f=12/15=4k/5k

e=4k 9k=18
f=5k k=2


e=8
f=10

Answer 2

e/f=12/15=4k/5k

e=4k 9k=18

f=5k k=2

e=8

f=10 :v