Answer:
Second option: 
Step-by-step explanation:
You know that "x" represents the Avery's weigth (in pounds).
Let be "y" the weight of Jada in pounds.
Since Jada weighs 18 pounds more than Avery, you can write this expression:

The weight of them together is:

Substituting, you get:

Therefore, the expression that tells how much the two of them weigh together is the one provided in the second option:

Answer:
The answer is x= -4/3
Step-by-step explanation:
3(x-4)=12x
=3x-12=12x
=3x-3x-12=12x-3x
-12=9x
To find x divide both sides by 9.
-12÷9=9x÷9
-4/3=x
Answer:
£2200
Step-by-step explanation:
1 computer = £120 + £100
1 computer = £220
10 computers = £220 x 10
10 computers = £2200
Answer:
In order to answer this question we are going to need more information. Such as what does N =
Step-by-step explanation:
Please provide more information before we can help you!
Thanks,
Kindly
Daniel