DIRECTIONS: Evaluate each expression if x = 12, y = 20 and 2 = 4. Show order of operations steps used for credit. Do not just write the final answer.
x + y - z
(y-x) + (y - 3)
3x + 2y

Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Solve this and show you’re work step by step ! -5 3/4+3h< 9 1/4 -