Lesson 3 practice problems
4. a. complete the table with values for
3x + y = 15.
ble with values for x or y that make this equation true:
715
ro-
a graph, plot these points, and find the slope of the line that goes through
them.

Charles is on a 8 1/2 mile bike ride. he stops for a rest after he’s gone 5 2/5 miles. how much farther does he still have to go?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.