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02-03-2019
Mathematics

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Simplify the Absolute value of 120+x , if x<−120

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02-03-2019

Answer:

|120 + x| = -x - 120 for x < -120

Step-by-step explanation:

[tex]|120+x|=\left\{\begin{array}{ccc}120+x&for&x\geq-120\\-(120+x)&for&x<-120\end{array}\right\\\\\text{We have}\ x<-120,\\\text{therefore}\ |120+x|=-(x+120)=-x-120[/tex]

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