What is 5x-7(2-4x). i missed school today. include steps also.

Polygon mnopq is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image m′n′o′p′q′. the coordinates of point m are (2, 4), and the coordinates of point n are (3, 5). the slope of is .

The triangles are similar. what is the value of x? show your work.

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11