Ask Question
24 July, 22:30

Complete the table by providing justification for each step of the proof. Conjecture: If 4 (x2 - 2) = 28, then x is 3 or - 3

+2
Answers (1)
  1. 25 July, 01:35
    0
    4 (x2 - 2) = 28

    4x^2-8=28 Distributive law of multiplication

    4x^2+8=28+8 Additive identity

    4x^2=36; adding 8 to both sides

    x^2 = 9, dividing both sides by 4

    x = + / - 3
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Complete the table by providing justification for each step of the proof. Conjecture: If 4 (x2 - 2) = 28, then x is 3 or - 3 ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers