Mr. Howard is building a dog pen around his square yard. Each side is 144 ft long. How many yards of fencing does he need to pur
2 answers:
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Answer:
x≤0 ⇒|x-3|+5|x| = -6x + 3
0≤x≤3 ⇒ |x-3|+5|x| = 4x + 3
x≥3 ⇒ |x-3|+5|x| = 6x - 3
Step-by-step explanation:
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