The Crazy Horse Memorial honors the Lakota warrior. The memorial is still under construction in the Black Hills of South Dakota. Currently only the head is complete. 5.75 foot tall Le places a mirror 100 feet from the base the head. He walks backwards 7 feet until he can see the top of the memorial in the mirror. How tall is the face of the memorial?

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

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.

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?