Answer:
It is 3 units in perimeter.
Explanation:
5-2x=-4x+9
Add 2x to both sides.
5=-2x+9
Subtract 5 from both sides.
0=-2x+4
Divide by negative two.
0=x-2
Add 2 to both sides.
2=x
Now, find that 5-2(2)=1. 1*3 is three, so your answer is three.
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