Respuesta:
Hola♥
Aqui te dejo las respuestas:
1) [tex]x + 25 = 75 \\x = 50[/tex]
2) [tex]2(3n+6) = 21\\6n +12 = 21\\6n = 9\\n =\frac{9}{6} = \frac{3}{2}[/tex]
3) [tex]9(3y-9) =2(3y+2)\\6y - 18 = 27y + 18\\-36 = 21 y\\y = -\frac{36}{21} = \frac{12}{7}[/tex]
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Respuesta:
Hola♥
Aqui te dejo las respuestas:
1) [tex]x + 25 = 75 \\x = 50[/tex]
2) [tex]2(3n+6) = 21\\6n +12 = 21\\6n = 9\\n =\frac{9}{6} = \frac{3}{2}[/tex]
3) [tex]9(3y-9) =2(3y+2)\\6y - 18 = 27y + 18\\-36 = 21 y\\y = -\frac{36}{21} = \frac{12}{7}[/tex]
Espero que te ayude :)
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