Abaseball tournament begins with 128 teams. after each round of games, only half of the existing teams are left. how many teams will be left after 3 rounds of games? 12 16 32 8

answer: b.

step-by-step explanation:

it is b. cause the equations are put in the right category

problem:

f(x) = - 2/3x + 5; f(5/2)

substitute 5/2 in for x:

f(5/2) = -2/3(5/2) + 5

simplify the right side:

f(5/2) = -5/3 + 5

f(5/2) = 10/3

f(5/2) = 10/3

i hope this !