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if ef=2x-12,FG=3x-15,and EG=23 what is X

Guest Mar 7, 2017
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ef=2x-12,FG=3x-15,and EG=23

 

So.....

 

EF + FG = EG         and

 

[2x - 12] + [3x - 15] = 23   simplify

 

5x - 27  = 23     add 27 to both sides

 

5x   =  50     divide both sides by 5

 

x = 10

 

 

 

cool cool cool

CPhill  Mar 7, 2017

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