Jason wants to create a box with the same volume as the one shown below. He wants the length to be 4 inches. What would be the m
easurements of the width and height?
1 answer:
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Answer:
7 gallons were used for city driving.
Step-by-step explanation:
I am going to solve this question by a system of equations.
I am going to say that:
x is the number of gallons driven in the city.
y is the number of gallons driven in the highway.
19 gal of gas
This means that
Carole's car averages 13.2 mi/gal in city driving and 25.3 mi/gal in highway driving. If she drove a total of 396.0 mi.
This means that
How many of the gallons (to the nearest gallon) were used for city driving?
This is x
From the first equation, i will have
Replacing in the second equation
7 gallons were used for city driving.
That would be 
, but it is also equal to just 
. You would simplify the 
part, and you would get 
, or if you need a decimal, 
But don't forget the negative part, so the answer would be
or 
But don't forget the negative part, so the answer would be