xhavok12 xhavok12
  • 25-11-2020
  • Mathematics
contestada

what’s 2/7x-7 = 9x-4

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umairkazi924
umairkazi924 umairkazi924
  • 28-11-2020

Step-by-step explanation:

[tex] \frac{2}{7} x - 7 = 9x - 4[/tex]

[tex] \frac{2}{7} x - 9x = - 4 + 7[/tex]

[tex] \frac{2}{7} x - \frac{63}{7} x = 3[/tex]

[tex] \frac{ - 61}{7} x = 3[/tex]

[tex]x = 3 \times \frac{7}{ - 61} [/tex]

[tex]x = - 0.344[/tex]

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