What is the value of the expression if a = 0.5 and b = -3
18a + 7b

Brent wants to know what is 5 x 1/2

Which of these tables represents a non-linear function?

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students