Need math !

which expression is equivalent to the given expression?
5x−2

a) 2−5x
b) 2x−2+3x
c) 3−5+2x
d) 5x−2x

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.

Ineed to know the answer to this algebra question.