$14.50 per unit
Pls add an explanation :)

Which of these choices show a pair of equivalent expressions?

The level of co2 emissions, f(x), in metric tons, from the town of fairfax x years after they started recording is shown in the table below. x 2 4 6 8 10 f(x) 26,460 29,172.15 32,162.29 35,458.93 39,093.47 select the true statement.

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9