What property is shown in the example below? (x3 + 2 x) + x = x3 + (2x + x)

A. Identity
B. Distributive
C. Commutative
D. Associative

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

What is the slope of the line shown below?

Aline with a slope of -7 passes through the points (u,0) and (8,-7) what is the value of u?