Answer:
b
Explanation:
3|2x-2| = 18-6
|2x-2| = 12/3
|2x-2|=4
2x-2 =+-4
2x -2 = -4
2x= -4+2
2x=-2
x=-1
2x -2 = 4
2x= 4+2
2x=6
x=3
answer: b) x = 3, x = -1
3|2x - 2| + 6 = 18.
divid by 3 :
|2x - 2| + 2 = 6
add -2 : |2x - 2| = 4
2x-2=4 or 2x-2=-4
2x=6 or 2x=-2
x=3 or x=-1
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