4 Write two equivalent expressions that can be used to find the final price of an item costing g
dollars that is on sale for 25% off and charged 10% sales tax.

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Azul has 4 green picks and no orange picks.you add orange picks so that there are 2 orange picks for every 1 green pick.how many picks are there now.