08292837382
08292837382
14-12-2017
Mathematics
contestada
9x-4=5x+6
[tex]9x - 4 = 5x + 6[/tex]
Respuesta :
109318
109318
14-12-2017
9x-4=5x-6
+4 +4
9x=5x-2
-5x-5x
4x=-2
divide by 2 on both sides
x=-2 or
x= 4/9
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