3x-1= 7x+5
A: -0.6 C: 1.5
B: -1.5 D: 0.6

Find an equation of the line perpendicular to the graph.

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 area of square garden is 300m squared. how long is the diagonal?