Multiply and simplify. (x - 3)(x2 + 3x + 9) a) x3 - 27 b) x3 - 27x2 c) x3 - 6x2 + 3x - 27 d) x3 - 9x2 + 6x - 27

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

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