cupcake365 cupcake365

11-10-2018
Mathematics

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Can someone please answer this really quick question?

Can someone please answer this really quick question class=

Respuesta :

remotecontrolbrain remotecontrolbrain

11-10-2018

|2x-3|=2x-1

need to consider two cases

(1) 2x-3<0 --> x<3/2

-(2x-3)=2x-1

x=1, and this is <3/2 so that's a valid solution

(2) 2x-3>=0 --> x>=3/2

2x-3=2x-1

-3 = -1 so there no solution for x>=3/2

The single solution is x=-1

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