ibarraash ibarraash
  • 23-06-2020
  • Mathematics
contestada

If (x - 1)/x = 20, then x =
O a. -21
O b.-19
c. -1/19
O d.-1/21

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 23-06-2020

Answer:

-1/19 = x

Step-by-step explanation:

(x - 1)/x = 20

Multiply each side by x

(x - 1)/x *x = 20*x

x-1 = 20x

Subtract x from each side

x-1-x = 20x-x

-1 = 19x

Divide each side by 19

-1/19 = x

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