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.
It would be the wavelength of the waves, and thespeed of the waves. The mood of the waves is possible though, but im unsure
Answer:
9
Step-by-step explanation:
2a-10-15=3
2a=18
a=9
hope you get the explanation
Ok so without the distributive property we would do 65*7. All u have to do is spread it out like this:-
65+65+65+65+65+65+65=455
hope i helped u:D
Answer:
11
Step-by-step explanation:
11+8=19
19x3=57
