-x=5, |-x|=5.............................
Given:
The system of equation:
-------- (1)
--------- (2)
To find the values of x and y.
We will use substitution method.
From (1) we get,

We will put the value of y in (1) and we get,

or, 
Now we will apply middle term factor method.




so, x = 4 and 1
Now,
Substitute x = 4 in (1) we get,

And putting x = 1 in (1) we get,

Hence, the solution of the given system of equation is (4,-8) and (1,-5)
Thus, Option A is the correct answer.
The tree will both be 5 feet after 2 years.
y=x + 3
y = 1/2x + 4
Answer:
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