It's suppose to add 450mph+250mph=700 then divide 3 hours=233.3
A + b
47 + 31
78
a= 47
b = 31
Answer:

Step-by-step explanation:
Answer:

Step-by-step explanation:

Put the values of x from the table to the equation:

From the comment.
Convert the equation:
<em>multiply both sides by 4</em>

Put the values of y from the table to the equation:


Answer:
29 = 6 + k
k = 23
Step-by-step explanation:
The equation for that would be:
29 = 6 + k
and the answer would be:
29 = 6 + k
-6 -6
23 = k
k = 23