Which expression does not belong with the other three? Explain your reasoning. −5/8−3/4

−3/4+5/8

−5/8+(−3/4)

−3/4−5/8
Question 2
This expression equals =
. All the others equal =
.

Having a hard time understanding this question (see attachment).

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x