Perform the operation. (-10x^2-10x+3)-(-4x^2-x) (−10x 2 −10x+3)−(−4x 2 −x)

Consider the line y = -3/-2 x +6. find the equation of the line that is perpendicular to this line and passes through the point (-9,-3). find the equation of the line that is parallel to this line and passes through the point (-9,-3).

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?

Determine which postulate or theorem can be used to prove that lmn =nmo