Answer:.......
Probability = 
Step-by-step explanation:
Let g represent the number of green beads , and o represent the number of orange beads.
due to the fact that Ann is selecting the bead without replacing i randomly
the probability (Pr) of Ann selecting a green bead and then an orange one =
Answer:
I'm not the greatest at math but I'll see if I can get this right.
I'm super sorry if this is wrong
Answer:
multiply both sides by 3x + 7
Step-by-step explanation:
this will eliminate the fraction in the equation and therefore make it easier to isolate x
hope this helps :)
X=7 b/c you have to put all the x's on one side so you'll get -3x=-21 and you just divide by -3 and you get 7.
Answer:
t ≥ 96 test score must be 96 or greater
Step-by-step explanation:
Let t - score on his third test
(75 + 81 + t) ÷ 3 ≥ 84
⇒ (75 + 81 + t) ≥ 84 x 3
⇒ (75 + 81 + t) ≥ 252
⇒ 156 + t ≥ 252
⇒ t ≥ 252 - 156 ≥ 96
