The population of a city at the beginning of the year was 7.6 x 10^5people. Over the next year, the population grew by 5.32 x 10^3 people. Use scientific notation to
express the new population.

twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2

12r - 8 - 12

you have to combine like terms. below i have bolded the like terms:

12r - 8 - 12

together it combines to:

12r - 20

hope this !