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I really Need help solving this problem!

I really Need help solving this problem!-example-1
User Keith Rome
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1 Answer

1 vote

Answer:

Hello,

Answer A : 11.2 ≤ X ≤ 29.2

Explanation:


Z=(X-20.2)/(4.5) \\\\X=4.5*Z+20.2\\\\For\ Z=-2, \ X=4.5*(-2)+20.2=11.2\\For\ Z=2, \ X=4.5*2+20.2=29.2\\

User Eric Mathison
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