solve -1 4/5 x =9
answer key: 5, 1/5, -5, -1/5

i tried so many different ways and i just don't get it and i really need to get this done.

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.

Qrst is a parallelogram. determine the measure of ∠q pls