Which of the following could be the value of x, if 2|9x – 2| = 158?
Which of the following could be the value of x, if 2|9x – 2| = 158?
Answer/Solution
9
Steps/Work
2|9x – 2| = 158
=> |9x – 2| = 79
=>9x - 2 = 79
or 9x - 2 = -79
=> 9x = 81 or 9x = -77
=> x = 9 or x = -77/9
Answer C
=> |9x – 2| = 79
=>9x - 2 = 79
or 9x - 2 = -79
=> 9x = 81 or 9x = -77
=> x = 9 or x = -77/9
Answer C