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Mathematics
Tate Wilkerson
11 March, 01:08
If |3x - 7| = |3x + 1| what is the value of x?
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James Jackson
11 March, 01:34
0
x = 1
Step-by-step explanation:
First, try setting the two equal to each other without absolute value
3x - 7 = 3x + 1
0 = 8
That's undefined, so try making one negative. It doesn't matter which, so I'll do the first one.
- (3x - 7) = 3x + 1
7 - 3x = 3x + 1
6 = 6x
1 = x
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