Which function has a range of {y|
y≤5}?
o f(x) = (x-4)2 +5
o f(x) = -(x-4) + 5
o f(x) = (x - 5)2 + 4
o f(x) = -(x - 5)² + 4

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"

Find the slope of the line passing through a pair of points