gak1
gak1
22-08-2017
Mathematics
contestada
AC = 31 AB=2x-2 BC = x+6
Find x
Respuesta :
kphung76127
kphung76127
22-08-2017
AB and BC add to AC
(2x-2)+(x+6)=31
Combine like terms
3x+4=31
Subtract by 4
3x=27
Divide both sides by 3
x=9
Final answer: x=9
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