An electrician charges a set fee of $150 for every house call and then charges an additional $70 per hour. Write an equation for C, in terms of
t, representing the total cost of the electrician's services if the electrician spends t hours at the house working.

Lesson 9-3 for items 8-10, a square is drawn in the coordinate plane, with vertices as shown in the diagram. then the square is reflected across the x-axis. -2 4 8. the function that describes the reflection is (x, y) - a. (x, y-3). b. (x, y-6). c. (-x, y). d. (x,- y).