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posted by heaven on Thursday, January 19, 2012 at 11:17pm.
find the value of -18 + l-12 l show steps. find the value of -l 23- 14 l show steps.
| - 12 | = 12 - 18 - | - 12 | = - 18 - 12 = - 30 23 - 14 = 9 | 23 - 14 | = | 9 | = 9 - | 23 - 14 | = - 9
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