azariaruth123
azariaruth123
17-10-2017
Mathematics
contestada
Solve for x: |2x + 6| − 4 = 20
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auhu
auhu
17-10-2017
the answer is x= 9 or x=-15
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XuanFu1
XuanFu1
17-10-2017
| 2x +6 |= 16
2x+6 =16 or 2x+6 = -16
2x=10 or 2x= 22
x= 5 or x=11
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