mikey14
mikey14
17-11-2015
Mathematics
contestada
what is 180-x=10+2(90-x)
Respuesta :
antonio9990
antonio9990
17-11-2015
[tex]180-x=10+2(90-x) \\ 180-x=10+180-2x\\ 180-10-180=-2x+x \\ -10 =-x \ /*(-1) \\ x=10[/tex]
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