She is 3 years older than her brother and has (x+3) in the equation means that x is being used as her brothers age. (She is adding 3 to her brothers age)
The answer is Amy's brother's age.
C. Volume.
The balloon with the larger volume of air will be biger than the balloon with less volume
Answer: 7
Step-by-step explanation:
7
Percent. Hope this helps!
