Never .. isoscels is unequal. I'm pretty sure
I think 4 is 3 pages plus 1/4=3 1/4
and 6 is 5+1/3= 5 1/3
hope this helpa
Consider number 17. You know that
17=9+8.
Then for negative numbers you have the same rule (with respect to sign -):
-17=(-9)+(-8).
Since (-9)+9=9+(-9)=9-9=0, you have that
-17+9=(-9)+(-8)+9=(-9+9)+(-8)=0+(-8)=-8.
Answer: -17=(-9)+(-8).
Answer:
The child needs a score of 37.2 to move up to the next level of the competition.
Step-by-step explanation:
The mean is the sum of all scores divided by the number of competions. So

In which S is the sum of all her scores and T is the number of competitions.
The child has five competions:
Which means that 
She has to get a mean of at least 36.5, so 
Her scores are: 35.5, 36.3. 36.6, and 36.9. Her last score, i am going to call x. So

The child needs a score of _____ to move up to the next level of the competition.
This score is x. So



