Respuesta:
[tex]\mathrm{Restar:}\:42-4=38[/tex]
[tex]r-25=38[/tex]
[tex]\mathrm{Sumar\:}25\mathrm{\:a\:ambos\:lados}[/tex]
[tex]r-25+25=38+25[/tex]
[tex]\mathrm{Simplificar}[/tex]
[tex]r=63[/tex]
63
Explicación paso a paso:
r - 25 = 42 - 4
r -25 = 38
r = 38 + 25
r = 63
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Verified answer
Respuesta:
[tex]\mathrm{Restar:}\:42-4=38[/tex]
[tex]r-25=38[/tex]
[tex]\mathrm{Sumar\:}25\mathrm{\:a\:ambos\:lados}[/tex]
[tex]r-25+25=38+25[/tex]
[tex]\mathrm{Simplificar}[/tex]
[tex]r=63[/tex]
Respuesta:
63
Explicación paso a paso:
r - 25 = 42 - 4
r -25 = 38
r = 38 + 25
r = 63