A student says that 5x2=20, then x must be equal to 2. Do you agree or disagree with the student? Justify your answer.

A square is cut out of a copper sheet. Two straight scratches on the surface of the square intersect forming an angle. The square is heated uniformly.

Which mathematical sentence most accurately expresses the information in the problem below? Scott has 6 dogs. If two of them are dobermans, how many are not dobermans? A. 2+6=n B. 6=n+2 C. n-6=2 D. n-2=6

How do you find the surface area of a box

H (t) = -16t^2+48t what is the axis of symmetry and what does it represent?

The coordinate system

Suppose Tommy walks from his home at (0, 0) to the mall at (0, 8), and then walks to a movie theater at (7, 8). After leaving the theater Tommy walks to the store at (7, 0) before returning home.

What is the algebraic expression of one fourth of a number n?

Mr. rodriguez works wants to arrange 12 toys in a display shaped like a rectangular prism. the toys are in cube shaped boxes. how many rectangular prisms with a different-size base can he make with the boxes?

a sphere has a diameter of 12ft what is the volume of the sphere? give the exact value in terms of pi

Which are solutions of the equation 4x^2-7x=3x+24