Answer:
5/14
Step-by-step explanation:
P(A or B) = P(A) + P(B) − P(A and B)
25/28 = 23/28 + 12/28 − P(A and B)
P(A and B) = 10/28
P(A and B) = 5/14
Answer:
its the blue triangle...not 100% the question tho
Step-by-step explanation:
The answer is B.
hope i helped
Step-by-step explanation:
2x - 3y = 9
2x + 3y = 3
__________ -
-6y = 6
y = -1
2x - 3y = 9
2x - 3(-1) = 9
2x - (-3) = 9
2x = 12
x = 6