summerw71805p0aajq
summerw71805p0aajq summerw71805p0aajq
  • 04-03-2020
  • Mathematics
contestada

Solve for x. x² + 6x + 9 = 12 ​​ ​ x=−9±4 √3 ​ ​​ ​ x=−3±4 √3 ​ ​ ​ x=−9±2 √3 ​ x=−3±2 √3

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bamoah352
bamoah352 bamoah352
  • 04-03-2020

Answer:

9

Step-by-step explanation:

x2+3x+3x+9=12

(x+3)(x+3)=12

x+3=12

x=9

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