Match each mathematical description with its algebraic expression.

Drag the tiles to the correct boxes. Not all tiles will be used.

Tiles

- a

2x + 1r

2x - 11

2x + 11

✓x2 - 11

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