The given line graph shows the earnings of Ali during the first five days of the week. . Find the difference between maximum and minimum earnings?
Its ergent ​

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.

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse