nickel1144 nickel1144
  • 22-10-2016
  • Mathematics
contestada

-2x + 7(x-7)= -84 What does x equal?

Respuesta :

Аноним Аноним
  • 22-10-2016
i hope this helps you



-2x+7x-7.7= -84


5x-49= -84


5x= -84+49


5x= -35


x = -7
Answer Link
Amphitrite1040
Amphitrite1040 Amphitrite1040
  • 22-10-2016
-2 × X + 7 × (X - 7) - (-84) = 0 

(-2X + 7 × ( X - 7))) - -84 =  0 

5X + 35 = 5 × ( X + 7)

5 × ( X + 7) = 0 

Solve →   5 =0 

X+ 7 = 0 

Subtract "7" from both sides of the equation

Final answer → "x" = -7

Answer Link

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