Define the opposite and the absolute value of -8.

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.