7. Which method would be the most efficient to solve the system? (7 point)
2x + 3y = 28
graphing
substitution
elimination
distributive

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.