Answer:
if you pit the shape in a straight line it would be 180 degrees now take 180 take 130 and 100 and subtract those add that to the other 30 then take 180 divided by 60
4m+28=44
4m=44-28
4m=16
m=16/4
m=4
i think <span>The bag contains 18 red marbles and 12 blue marbles.</span>
