Proportional graph with a K value of 3/4

7x+8y=-18, 4x-9y=-3 solve the system of equations

Based on the figures as marked, /\rqs = —

In triangles abc and wxy, a=w and b=x which of the following must be true to prove abc=wxy by the aas theorem? a.ab=bc b.bc=xy c.ab=wx d.