math
posted by bessie on .
darla designed a stained glass window that incorporates 20 squares, triangles, and circles altoghether. the window has 2 more triangles than twice the number of squares. the number of circles in the window is a multiple of three. how many of each shape appears in darla's window if there are at least two of each shape? please help me asap it is due tomrrow

squares = 5
triangles = 12
circles = 3
???