How do you find the whole when given the part and the percent?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4

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