bellaaaa1441 bellaaaa1441
  • 12-04-2024
  • Mathematics
contestada

Solve for x.
x²-9= 55
13
Enter the solutions for the equation in the boxes.
x =☐ or x = ☐

Respuesta :

darkmagik2375 darkmagik2375
  • 12-04-2024

Answer:

x=8

Step-by-step explanation:

55+9

64=x^2

Square root of 64 is 8

X=8

Answer Link
aguileracapote aguileracapote
  • 12-04-2024

Answer:+8 or -8

Step-by-step explanation:

[tex]x^{2} -9=55\\x^{2} =55+9\\x^{2} =64\\\sqrt{x^2} =\sqrt{64} \\x=8 \\or \\x=-8[/tex]

Answer Link

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