[tex]\mathbb{HOLA..!!}[/tex]
[tex]3w+21-5w=w+12[/tex]
[tex]-2w+21=w+12[/tex]
[tex]-2w+21-w=12[/tex]
[tex]-2w-w=12-21[/tex]
[tex]-3w=12-21[/tex]
[tex]-3w=-9[/tex]
[tex]w=3[/tex]
EXPLICACION DEL PROCESO :
[tex]\mathbf{SALUDOS..!!}[/tex]
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Verified answer
[tex]\mathbb{HOLA..!!}[/tex]
[tex]3w+21-5w=w+12[/tex]
[tex]-2w+21=w+12[/tex]
[tex]-2w+21-w=12[/tex]
[tex]-2w-w=12-21[/tex]
[tex]-3w=12-21[/tex]
[tex]-3w=-9[/tex]
[tex]w=3[/tex]
EXPLICACION DEL PROCESO :
[tex]\mathbf{SALUDOS..!!}[/tex]