Which expression is not equivalent to this expression 11y-5
88y-40, 19y-3, 5y-11, 22y-10

88y - 40 = 8(11y - 5) and 22y - 10 = 2(11y - 5), so both are equivalent to 11y - 5.
There is no number which makes 11y - 5 equivalent to 19y - 5 or 5y - 11, so both are not equivalent to 11y - 5.

3cm and 6 and 9 cm that a possibility of that question