ant49
ant49
04-01-2017
Mathematics
contestada
Can some on please help me I need it
Respuesta :
kuptosin
kuptosin
04-01-2017
-7+3x+7x = 7x+5
10x-7 = 7x+5
-7x -7x
3x-7 = 5
+7 +7
3x = 12
x=4
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