First, you need to get to one gallon, which is 37.20 divided by 12. (3.1)
Divide that number by four, which is: 0.775, or 0.78 rounded up to the nearest hundredth.
Hope that helped.
Answer:
(3,-1/2)
Step-by-step explanation:
The answer is 2
Add like terms
Add 8 to -8 and the zero
To get 4x=8
Then divide 4 and 8 by 4
To get x=2
Answer:
30
Step-by-step explanation:
is going to output a number in between 
and 
.
Luckily you are looking for 
in the 1st quadrant which is contained in the given interval above, so the answer just comes down to what the calculator returns from entering 
in your calculator.
You may also use the unit circle. sine value refers to the y-coordinate on there.
So you are looking for when the y-coordinate is 1/2 in the fist quadrant which is at 30 degrees.
The correct answer is (4, 90)
