Which equation can be used to represent the statement?
Half of a number minus seven is one and five-tenths.
O
+X = 1.5
0 1 2 x 1.5=7
YN NI NI-
1/2 - 7 = 1.5
7- =15

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?

Precalculus question, image attached.

What rotation was applied to triangle def to create d’e’f’?