Students in a summer art class paint a rectangular mural. The shorter side of the mural measures 5 yards. The longer side measures 3 yards longer than the shorter side. How many square yards is the mural's area?(1 point)
square yards
The longer side of the mural measures 5 + 3 = <<5+3=8>>8 yards.
The area of the mural is 5 × 8 = <<5*8=40>>40 square yards. Answer: \boxed{40}.