So first find the factors of the denomenatores
14=2 times 7
7=7
21=7 times 3
common one would be having at least one 2, one 7, and one 3
find what numbers can be made by all of them
2 times 7 times 3
2 times 7
7
7 times 3
they are all in it
2 times 3 time s7=42
common denoomenator is 42
3. my answer I got was 6.53. I think it rounds to 7
Answer:
x=7?
Step-by-step explanation:
Answer:
5/6 se eu não me engano.
Step-by-step explanation:
ajudareroesp
