What is the value of this expression when d=3
7d*(the star stands for 2 since i can't put it up in the top of 7) +10

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

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

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation