countrygirl3933 countrygirl3933
  • 04-04-2020
  • Mathematics
contestada

[tex]7=3+\sqrt{x}[/tex]

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 04-04-2020

Answer:

x = 16

Step-by-step explanation:

7 = 3 + sqrt(x)

Subtract 3 from each side

7-3 = 3-3+sqrt(x)

4 = sqrt(x)

square each side

4^2 = (sqrt(x))^2

16 =x

Answer Link
igoroleshko156
igoroleshko156 igoroleshko156
  • 04-04-2020

Answer:

[tex]x=16[/tex]

Step-by-step explanation:

Step 1:  Subtract 3 from both sides

[tex]7-3=3+\sqrt{x} -3[/tex]

[tex]4=\sqrt{x}[/tex]

Step 2:  Square both sides

[tex]4^2=(\sqrt{x}) ^2[/tex]

[tex]16=x[/tex]

Answer:  [tex]x=16[/tex]

Answer Link

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