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Please help me! ASAP

Please help me! ASAP-example-1
User Naomi K
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1 Answer

2 votes

Answer:

18-x

Explanation:

|x-18| = x-18, if x-18 > 0 <=> x > 18

|x-18| = 18-x, if x-18 < 0 <=> x < 18

User Folky
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