
Mark M. answered 04/07/16
Tutor
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Mathematics Teacher - NCLB Highly Qualified
-4x = 12
4x = -12 multiply both sides by -1
x = -3 divide both sides by 4
Minahil S.
asked 04/07/16Mark M. answered 04/07/16
Mathematics Teacher - NCLB Highly Qualified
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