Answer: The total amount the water change was -28 gallons by the end of the week <u>OR</u> The total amount the water changed decreased 28 gallons by the end of the week. Depending on how you want to word it.
Hope this helps!
Step-by-step explanation:
<u>Create you equation:</u>
x = the total amount the water changed
d = the amount of days
x = -4d
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<u>Insert the known information into the equation and solve:</u>
x = -4d
x = -4(7)
x = -28
The equation of the vertical line that satisfies the condition is x=0.
Answer:
-3
Step-by-step explanation:
means 
What is the
-coordinate value that corresponds to
. That value is -1.
What is the
-coordinate value that corresponds to
. That value is 0.
So this implies
.





Answer: I think the answer is B
Step-by-step explanation:
<u><em>Answer: 6.3 *The answer must be have a decimal point.*</em></u>
Explanation:
First, subtract by the numbers. Subtract it's going to be find the difference between the numbers.

You can also add by the numbers.


Hope this helps!
Thank you!
Have a great day!