Which property is shown in the matrix addition below? {5,-7,6.2,12} + {[-1,0.4,-9.9,0] + [0,0,-8.5,2]}={[5,-7,6.2,12] [-1,0.4, -9.9,0]}+[0,0,-8.5,2] inverse property identity property commutative property associative property

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?