<u>Answer</u>
If Christina's age is = x
Aaron's age is = x + 6
Jeo's age = 3(x + 6 )
So, the sum of their ages can be write as,

Also, they have given that the sum of their ages is 149
Therefore we can write a equation as,

Now let's solve this and find the age of Christina

Aaron's age is

Joe's age is

Hope this helps you.
Let me know if you have any other questions :-):-)
Answer by JKismyhusbandbae: 8 × 4
Explanation/Work: There are 8 snack bags with 4 muffins in each. Multiply 8 × 4 to find the total number of muffins.
Answer:
CD = 9
Step-by-step explanation:
ΔADE is similar to ΔBCD
<u><em>Such that:</em></u>
AD is similar to CD
BD is similar to ED
AE is similar to BC
<u><em>Taking the proportion of their sides to find the unknown sides CD</em></u>
=> 
<em>Cross Multiplying</em>
=> 2(CD) = 3*6
=> CD = 18/2
=> CD = 9
I need an example????????????
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