Evaluate the expression 5x – 3x for x = 2.
The x are exponents

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2