Answer:

Step-by-step explanation:
→ Substitute in the numbers

→ Simplify

Answer:
hello dude you see um this is complicated
Step-by-step explanation:
Answer:
Step-by-step explanation:
uhm sure
Answer: EQUAL
Step-by-step explanation:
Just as you can do the same thing to both sides of an equation, you can do the same thing to both sides of a fraction. 15 = 5*3 and 21 = 7*3. Thus, 5/7=15/21
Hope it helps <3 :)