queenshiee48 queenshiee48
  • 02-10-2020
  • Mathematics
contestada

(20x + 18) = 4x - 9. Helppp

Respuesta :

jayden12uz jayden12uz
  • 02-10-2020

Answer:

x=− 1.6875

:)))))))))))))))))))))))))

Answer Link
ZJSG09112007
ZJSG09112007 ZJSG09112007
  • 02-10-2020

Answer:

[tex]x=-\frac{27}{16}\\\\x =- 1\frac{11}{16}[/tex]

Step-by-step explanation:

[tex](20x + 18) = 4x - 9\\\\20x+18=4x-9\\\\\mathrm{Subtract\:}18\mathrm{\:from\:both\:sides}\\\\20x+18-18=4x-9-18\\\\Simplify\\\\20x=4x-27\\\\\mathrm{Subtract\:}4x\mathrm{\:from\:both\:sides}\\20x-4x=4x-27-4x\\\\Simplify\\16x=-27\\\\\mathrm{Divide\:both\:sides\:by\:}16\\\frac{16x}{16}=\frac{-27}{16}\\\\Simplify\\x=-\frac{27}{16}\\\\x =- 1\frac{11}{16}[/tex]

Answer Link

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