I think it is D ... I am very sorry if I am wrong :)
Well what is it talking about ..
-7a + 5a < -(7-a) -(2a +1) Turns to
-7a +5a < -7 +a -2a -1 Which turns to
-2a < -1a -8 Which turns to
-1a < -8 Which turns to
1a > 8
:)
Answer:
Step-by-step explanation:
If you are asking for:
You can pull out 16 from the equation and you can get:
Answer:
Your answer is:
10 over 40 plus 9 over 39 or C
This is because there are 40 boxes in total. The chance of a white box being handed out is 10/40. If a white box is handed out as a prize, there are going to be 39 boxes left, but only 9 of those 39 boxes would be white.
Ideally, tree diagrams should be used to solve such problems.
