Is this
-6 ÷ 20 + 150%
or is -6/20 a fraction?
132 children + 61 children = 193 children
Unless some of the children who went on Sunday also went on saturday.
Answer:
11 years old
Step-by-step explanation:
If four brothers have the average age 6, then the sum of their ages is

years.
Let x years be the age of sister. If four brothers and their sister have the average age 7, then

Multiply this equation by 5:

The sister is 11 years old.
I can help soo first u need to read the question and see what’s its telling u then u got to see what to did like division adding and the other stuff but u are going to divide
The image below shows y = 5/3x - 9 being graphed.
Hope this helps! :)