A-8x+12
B-6(2x+3)
C-5(2+3x)
Answer:
11 gallons of gas is needed to travel 231 miles.
Step-by-step explanation:
We can set up a proportion for this problem.
<em>For every 62 miles, you use 3 gallons of gas. </em>

Now, let's cross multiply.
≈ 
So, you will need about 11 gallons of gas to travel 231 miles.
Answer:
Common Ratio=1/3
Step-by-step explanation:
This is your answer.... all you are doing is substituting what ever the variable is
Answer:
2+2=4
Step-by-step explanation:
2 plus 2 is 4
an example for you to understand
if you have 2 cookies and i give you 2 more then you now have 4 cookies to enjoy!