Evaluate each expression for a= -2, b = -4.1, and c=5. 1) a - b + c

2) -c + b - a

3) -a + ( -c)

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?

Deena is planting two rectangular gardens. one garden is 3.67 feet by 8.56 feet, and the other garden is 3.67 feet by 7.45 feet. which expression does not respresent the total area in square feet of the two gardens