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Solve for x: |2x + 12| = 18  x = 3, x = −3 x = 3, x = −15 x = 15, x = −15 x = −3, x = 15

Solve for x: |2x + 12| = 18  x = 3, x = −3 x = 3, x = −15 x = 15, x = −15 x = −3, x = 15
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1 vote
Solve for x: |2x + 12| = 18 

x = 3, x = −3 

x = 3, x = −15

x = 15, x = −15

x = −3, x = 15

asked
User Sergio Prado
by
8.0k points

1 Answer

7 votes
2x+12=18. 2x+12=-18
Subtract 12 from both sides
2x=6. 2x=-30
Divide both sides by 2

X=3. X=-15
answered
User Guy Yogev
by
7.6k points
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