Solve for x and check the solution.
-2x=4x+9

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?