alanrodriguez0716 alanrodriguez0716
  • 18-05-2020
  • Mathematics
contestada

What are the solutions to (x+7) squared = 81

Respuesta :

sakinaf02
sakinaf02 sakinaf02
  • 18-05-2020

Answer:

x=2

Step-by-step explanation:

- Take the square root of both sides of the equation so that we can get rid of the squared on the x+7

- The square root of 81 is 9

- so now, the equation is x+7=9

- subtract seven from both sides

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