ciave11
ciave11
01-10-2014
Mathematics
contestada
-7x-17= -9x+13
solve for x
work too please!
Respuesta :
AL2006
AL2006
01-10-2014
-7x - 17 = -9x + 13
Add 9x to each side: 2x - 17 = 13
Add 17 to each side: 2x = 30
Divide each side by 2 :
x = 15
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