Answer:
6
Step-by-step explanation:
2 negatives make a positive
3x2=6
Answer:
-7x
Step-by-step explanation:
This is actually simpler than you might think. Just subtract.
4x-11x
-7x
Answer:
3(3x + 5)
Step-by-step explanation:
9x + 15
find a common factor, 3
3(3x + 5), this is the answer as u can't factorize anymore
Answer:
Step-by-step explanation:
Given: A bag contains 2 black balls, 4 yellow balls and 4 white balls.
Event A is defined as drawing a white ball on the first draw.
Event B is defined as drawing a black ball on the second draw.
P(B|A) is expressed as the conditional probability of occurring B given that A.
i.e. it is the probability of happening B where A is already happended.
If a white ball is drawn at first, then the number of black ball(4) remains unchanged but the total number of balls (10) will become 9.
Then,
Answer is B.) (-3,-3) and (2,7)