tom had $56. he bought a soda for $2 and 2 cookies for $3. which expression correctly shows the total money tom has left?

a. $56 + (−$2) + (−$3)

b

$56 + (−$2) − (−$3)

c

$56 − (−$2) − (−$3)

d

$56 − (−$2) + (−$3)

What is the value of x in the following equation. -x ^3/2 = -27

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?