Aida did not correctly divide by the common factor to get (4+8).
<h3>
Answer: 70%</h3>
Reason:
Subtract the given probability from 100% to get the chance that it doesn't rain. So 100% - 30% = 70%
This is because we have two outcomes: it rains or it doesn't rain.
The probability of each outcome must add to 100%.
1,180
56,790
43,160
Hope this helps
Answer:
The solution set is (-8, -29) (Answer E)
Step-by-step explanation:
Changing the given info into equations, we obtain:
a - b = 21 and
5a - 2b = 18
Let's use elimination by addition/subtraction. Multiply the first equation by -5 to obtain
-5a + 5b = -105
and then add this result to the second equation:
-5a + 5b = -105
5a - 2b = 18
-------------------------
3b = - 87
Dividing both sides by 3 yields:
b = -87/3 = -29
Now substitute -29 for b in a - b = 21
a - (-29) = 21, or a + 29 = 21. Then a = -8.
The solution set is (-8, -29) (Answer E)
Answer:
8/15
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