Which ordered pair is a solution of 3y + 2 = 2x - 5?
A. (-5, 2)
B. (0,-5)
C. (5, 1)
D. (7,5)

Which value is not a solution of 8x^3 – 1 = 0

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

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?