hayleenferrer
hayleenferrer
14-09-2017
Mathematics
contestada
how to solve 18 -2(x+7)= 8x-20-2/2
Respuesta :
sabaosto
sabaosto
14-09-2017
18-2x-14=8x-20-1
4-2x=8x-21
4+21=8x+2x
25=10x
25/10=x
5/2=x
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