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Solve. ... IxI - 4 = 3
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Solve.
...

IxI - 4 = 3

User ZettaP
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1 Answer

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the answers would be x = 7 or x = -7
because |x|-4=3
you would add for to both sides
|x|-4+4=3+4
-4+4 = 0
so you would be left with |x| = 7
since it is absolute value it would be positive and negative 7
User Andrew Marshall
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