hannahccc
hannahccc
11-12-2016
Mathematics
contestada
8x-21+117-x=180 find x
Respuesta :
Аноним
Аноним
11-12-2016
8x-x-21+117=180
7x+91=180
180-91=7x
89=7x
X=89/7
X=12.71428571429
Answer Link
GaigeEss
GaigeEss
11-12-2016
combine like terms: 7x+96=180
Bring x to one side: 7x=84
Divide by 7: x=12
Answer Link
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