From 6x2−7xy+8y2 subtract the sum of x2−3xy−y2 and 2x2+5xy−4y2 ***every 2 in the problem is supposed to resemble -to the power of two- but it wouldn't let me type it like that.

Apolygon is shown on the graph: a polygon is shown on the coordinate plane. vertices are located at 3 comma 5, 1 comma 3, 1 comma 1, 2 comma 0, 4 comma 0, 5 comma 1, and 5 comma 3. what effect will a translation 3 units down and 2 units left have on the polygon? be sure to address how it could impact the angles, side lengths, and congruency between the original pre-image and the image. xd i need