1.

Diego is solving the equation x² - 12x = 18.Which value must be added to both sides ofthe equation to make the left side aperfect-square trinomial?A. 36B. 144C. 12D. 7

Answer»

Answer:

36

Step-by-step EXPLANATION:

because

{x }^{2}  - 12x + 36 \\  =  >  {(x - 6)}^{2}  \\



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