Answer:
23 years old
Step-by-step explanation:
Let x = age of younger sibling.
Then, the age of the older sibling is x + 9.
x + x + 9 = 55
2x = 46
x = 23
Answer: 23 years old
Id have to say 5
Explanation: distributive property
Sorry if that’s wrong
-HOPE THAT HELPED!! <3
Answer:

Step-by-step explanation:
Answer:
9:10
Step-by-step explanation:
Find GCF then divide