Mary has m decks of cards. Each deck has 52 cards in it. Using m write an expression for the total number of cards Mary has.

When a formula is solved for a particular variable, several different equivalent forms may be possible. if we solved a=1/2bh for h, one possible correct answer is h=2a/b . which one of the following is not equivalent to this? a. h= 2(a/b) b. h= 2a(1/b) c. h= a/1/2b d. h= 1/2a/b

4. find the geometric mean of 4 and 12. 24 8

Solve the system of equations. y= 2x y= x^2 - 15