Which statement is true about the expression 7(2x + 5)
a. the expression has two factors
b. the expression has three factors
c. the factor (2x + 5) has three terms
d. the expression is the sum of three terms.

explain how you got your answer.

The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of one side of the cube. find the surface area and the volume of a cube with a side length of 6m

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

What is the product? a-3/15a × 5/a-3