Answer:
x=6
XY=24 units
YZ=18 units
Step-by-step explanation:
we have that
Y is between X and Z

substitute the given values and solve for x

therefore

no idea no idea no idea no idea
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Answer:
-7
Step-by-step explanation:
Subtract 3 from each term to get the next
18/6 = 3 dollars per gallon
8 x 3 = 24
8 gallons would cost $24
answer is C