If your original equation was 
, then a reflection over the x-axis means you need all the y-values to switch sign. This means you need to multiply that function by -1.
or 
Answer:
w=4
Step-by-step explanation:
adding a negative is like subtracting so w=11-7
The answer is 144
hope this helped!
Answer:
10/21
Step-by-step explanation:
After the first balloon is gone, there is only 21 balloons left with 10 being yellow. Therefore, the is a 10/21 probability that it is yellow.
Answer:
2.0
Step-by-step explanation:
