Drag the tiles to the boxes to form correct pairs. Not all tiles will be used.
Match the equivalent expressions.
5 + 2y + 7x - 4x + 3y - 17
3x + 2y - 2x + y + 12
4y + 3y + 3x - 6y - 10 - 2
12 - 3y - 2x + x + 2x
3у + 12
3х + y - 12
x - 3y + 12
x + 3y + 12
x + 3y + 2x - 3x + 7 + 5
