Which system of linear inequalities is represented by the
graph?
y > x-2 and y = x + 1
oy x + 1
oy y> x-2 and y < x + 1

need more detail

step-by-step explanation:

lele

is this a dating site too?

ending amount = beginning amount / (2^n)

where "n" = number of half-lives (or elapsed time / half-life)

ending amount = 50 mg / (2 ^10 / 5.3)

ending amount = 50 mg / (2 ^ 1.8867924528)

ending amount = 50 m / 3.6981210597

ending amount = 13.5203794557 mg

or about 13.5 mg remain

source:  

your answer is option c.