Answer:
A
Step-by-step explanation:
Answer:
The amount in checking will always be twice in any week.
Step-by-step explanation:
Let's say,
represents the week,
represents the saving account and
represents the checking account.
Balance in saving account in any week 
Balance in checking account in any week 
Translate the statement into mathematical equation. Remember to use " = " for word "is" in the given statement.
We have to find
for
.
Putting the values, we have:


Which means in each week the amount in checking is twice the amount in savings.
Best Regards!
Answer:
Part A: 38
Part B: 5 or 4 got two different answers
Part C: range because it tells how many numbers are involved apart from the smallest and largest
Step-by-step explanation:
Part A: highest number - lowest number
78-40
Part B
Answer:
18/5
Step-by-step explanation:
Answer: second option
Step-by-step explanation: To solve this problem, we will need to plug in the value of “x” into our equation to see if it makes sense.
Let’s start by going in order.
-4.9 = -5.7 + 10.6 = 4.9
This will not be the answer because it’s positive 4.9 not negative.
Let’s go on to the last one. If we add positive 0.8 to negative 5.7 we will get the answer of -4.9 and this makes sense.