If f(x) = 4x - 7, what's the value of f(2) ? *
O -1
O 1
O 20
O 35

For a school science project, john noted the temperature at the same time every day for one week. the high temperature for the week was 27°f, and the low temperature for the week was −3°f. what is the difference between the high and low temperatures john recorded?