Answer: x = 9, 5
Step-by-step explanation:
4 | x - 7 | + 2 | x - 7 | = 12
6 | x - 7 | = 12 added like terms
| x - 7 | = 2 divided both sides by 6
x - 7 = 2 or x - 7 = -2 removed absolute value sign
x = 9 or x = 5 added 7 to both sides of both equations