samy1645
samy1645
25-10-2016
Mathematics
contestada
what is the value of x
Respuesta :
SJ2006
SJ2006
25-10-2016
1)3x = 2x+30
3x-2x = 30
x = 30
3) (3x+4)+ (5x-16) = 180
8x-12 = 180
8x = 192
x = 24
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