Answer:
here's one way: z^x = Y, 7^1 = 7
Y = 7
Step-by-step explanation:
It would take .25 gallon (or 1/4 gallon) to drive 9 1/4 mile.
1 foot is shorter that 20 centimeters
Set the 2x - 1 equal to 9 then work backwards. 2x - 1 = 9 Nine minus one is eight divided by two is four. X = 4