A,and D!! Hope this helps! :)
You can tell before you divide 387 by 4, that the first digit of the qoutient is going to be in tens place, because 3 can't go into 4.
Answer:
1. Y
2. N
3. N
4. N
Step-by-step explanation:
Let's use the second equation, since it seems to be easier to use.
To check if an ordered pair is a solution, plug it in to the equation.
1.
--> Y
2.
--> N
3.
--> N
4.
--> N
Edit : The 4th equation doesn't work for the first equation, whereas the first one still does.
Answer:
53
Step-by-step explanation:
Total amount = Given to his brother + Amount left
20 + 33 = 53