Respuesta :

Answer:

x = 4

Step-by-step explanation:

Given

[tex]\frac{1}{x+5}[/tex] = [tex]\frac{1}{4x-7}[/tex] ( cross- multiply )

4x - 7 = x + 5 ( subtract x from both sides )

3x - 7 = 5 ( add 7 to both sides )

3x = 12 ( divide both sides by 3 )

x = 4

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