4x, 1/2x, 2y, 4, x, 3x which answer shows all the like terms in this list?
a. 4x, 1/2x, 4, 3x
b. 4x, 1/2x, 3x
c. 4x, 1/2x, x, 3x
d. 4x, x, 3x

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

(08.01)consider the following pair of equations: x + y = −2 y = 2x + 10 if the two equations are graphed, at what point do the lines representing the two equations intersect? (−4, 2) (4, 2) (−2, 4) (2, 4)

Simplify the expression. -2/5(10+15m-20n)