Sierra says that she can simplify the right side of the inequality shown by combining the terms within the parentheses but that she can't do the same thing on the left side. is sierra correct? explain. 4(y + 7) > -3 (4 + 5)

What is the simplified expression for 6(2(y+x))

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square