he rule for rotation of 270 degrees is (x, y) --> _ (y, x) (y, x) (x, -y) (x, -y) (-y, x) (-y, x) (y, -x) (y, -x)

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?