Answer:
no soution
Step-by-step explanation:
3x - 2x + 4 = 5x - 4x - 8
Combine like terms
x+4 = x-8
Subtract x from each side
x+4-x =x-x-8
4 = -8
This is never true so there is no solution
Answer:
B
Step-by-step explanation:
Substitute the values in for x and y and you will see B is correct.
HHHH TTTT HHHT HHTH HTHH THHH TTTH TTHT THTT HTTT
HHTT HTHT HTTH TTHH THTH THHT
- is the sample space.
Total possible arrangements = 16.
Number with at least 2 heads = 11
Required probability = 11/16
Divide 45 by 5. The answer would be 9.
Answer: Could be 0,1,2,3,4,5
Step-by-step explanation: 9-n has to be greater or equal to four. 9 minus 4 is five. So all of the answers must be positive numbers that are less than five.