thecamochick385 thecamochick385

16-05-2018
Mathematics

contestada

Solve the equation
[tex]8 + 9 |7n - 6| = 62[/tex]

Respuesta :

27-05-2018

[tex]8+9|7n-6|=62\ \ \ |-8\\9|7n-6|=54\ \ \ |:9\\|7n-6|=6\iff7n-6=-6\ \vee\ 7n-6=6\ \ \ |+6\\7n=0\ \vee\ 7n=12\ \ \ \ |:7\\n=0\ \vee\ n=\dfrac{12}{7}[/tex]

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