Respuestas:
1. 7/3
2. 6(x+y)
3. Opción 1 [tex]\frac{x-4}{x+4}[/tex]
Soluciónes:
1.
[tex]\frac{7(x-5)}{3x-15}[/tex]
[tex]\frac{7(x-5)}{3(x-5)}[/tex]
[tex]\frac{7}{3}[/tex]
2.
[tex]\frac{6(x^{2} -y^{2}) }{x-y}[/tex]
[tex]\frac{6(x-y).(x+y)}{x-y}[/tex]
[tex]6(x+y)[/tex]
3.
[tex]\frac{x^{2}+x-4x-4 }{x^{2}+4x+4+x }[/tex]
[tex]\frac{(x+1)(x-4)}{(x+4)(x+1)}[/tex]
[tex]\frac{x-4}{x+4}[/tex]
Respuesta:
3. X-4
X+4
Explicación paso a paso:
Espero sirva
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Respuestas:
1. 7/3
2. 6(x+y)
3. Opción 1 [tex]\frac{x-4}{x+4}[/tex]
Soluciónes:
1.
[tex]\frac{7(x-5)}{3x-15}[/tex]
[tex]\frac{7(x-5)}{3(x-5)}[/tex]
[tex]\frac{7}{3}[/tex]
2.
[tex]\frac{6(x^{2} -y^{2}) }{x-y}[/tex]
[tex]\frac{6(x-y).(x+y)}{x-y}[/tex]
[tex]6(x+y)[/tex]
3.
[tex]\frac{x^{2}+x-4x-4 }{x^{2}+4x+4+x }[/tex]
[tex]\frac{(x+1)(x-4)}{(x+4)(x+1)}[/tex]
[tex]\frac{x-4}{x+4}[/tex]
Respuesta:
1. 7/3
2. 6(x+y)
3. X-4
X+4
Explicación paso a paso:
Espero sirva