Match each mathematical description with its algebraic expression. Drag the tiles to the correct boxes. Not all tiles will be used.
Tiles
2x + 11
2x - 11
12x + 111
x211
Pairs
the absolute value of twice a number increased by 11
the square root of the difference of the square of a number and 11
the quotient of two times a number and -11
the sum of the square root of two times a number and 11