2x-y=-8
2x+y=-8
systems of equations

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17