Answer:

Step-by-step explanation:

Expand brackets

Final Answer is

Answer:
1:9
Step-by-step explanation:
you divide both sides by the right number
for example the right number in this one is 5 so u divide 5 by it self and 5 by 45 to get your answer
Answer:
Each student gets 2 1/3
Step-by-step explanation:
So you would divide 7 by 3, which you can't...so 6 divided by 3 is 2, and when you split the last one into thirds you can each have 1/3. Add the sections together, and each person gets 2 1/3