bjwetzel4
bjwetzel4 bjwetzel4
  • 12-04-2020
  • Mathematics
contestada

find the solutions of

6x2 + 2x – 20 = 0.

Respuesta :

ni420
ni420 ni420
  • 12-04-2020

Answer:

-2,5/3

Step-by-step explanation:

6x^2+2x-20=0

i.e,6x^2+12x-10x-20=0

i.e,6x(x+2)-10(x+2)=0

i.e,(6x-10)(x+2)=0

either 6x-10=0=>x=5/3

or, x+2=0 =>x=(-2)

Answer Link
emmastroup
emmastroup emmastroup
  • 12-04-2020

answer: x=4

step by step: look in my comments

Answer Link

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