becrgv0802 becrgv0802
  • 19-05-2019
  • Mathematics
contestada

(20 POINTS) Please show all of your work.


Solve.

x^2+5x-6=0

Respuesta :

gmany
gmany gmany
  • 14-07-2019

Answer:

x = -6 or x = 1

Step-by-step explanation:

[tex]x^2+5x-6=0\\\\x^2+6x-x-6=0\\\\x(x+6)-1(x+6)=0\\\\(x+6)(x-1)=0\iff x+6=0\ \vee\ x-1=0\\\\x+6=0\qquad\text{subtract 6 from both sides}\\x=-6\\\\x-1=0\qquad\text{add 1 to both sides}\\x=1[/tex]

Answer Link
S1NGH
S1NGH S1NGH
  • 16-07-2019

Answer:

x = -6 or 1

Step-by-step explanation:

x² + 5 x - 6 = 0

Factors = -6 , 1

Sum = 5

Product = -6

x ( x + 6 ) - 1 ( x + 6 ) = 0

( x + 6 ) ( x - 1 )

x + 6 = 0

x = -6

x - 1 = 0

x = 1

Answer Link

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