Can someone Simplify this.
(2a+5)^2

Question 5 spring semester final exam math evaluate

Carmen begins her next painting on a rectangular canvas that is 82.7 cm long and has a area of 8,137.68 cm2. will the painting fit in a frame with an opening that is 82.7 cm long and 95 cm wide? explain

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48