Two companies are merging to become one large corporation. the number of employees at company a is given by f(x) = 58x + 21, where x represents the number of decades since both companies started in 1950. the number of employees at company b is given by g(x) = 53x + 23. which function describes the total number of employees at the newly merged corporation? a. h(x) = 111x + 44 b. h(x) = 5x − 2 c. h(x) = (58x + 21)(53x + 23) d. h(x) = -5x + 2

The area of a rectangle is 15+5y square feet. which of the following expressions could be the length of the sides of the rectangle, in feet a. 5 and 3y b. 5 and 3+y c. 5 and 5+y d. 3 and 5+3y

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?