Identifying Equivalent Expressions Rearrange tiles on the board to represent equivalent
expressions
Which expression is not equivalent to
3x - 27
Ox+x-1-1+ x
O 2x + 2 + x
.
O 3-x + 2x-5 + 2x
.
O4x-4-x+ 2
Board sum: 3 + (-x) + 2x + (-5) + 2x
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