document.write( "Question 390484: Simplify (4+7i)-(8-9i)-(7+6i). \n" ); document.write( "
Algebra.Com's Answer #276867 by robertb(5830)\"\" \"About 
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4+7i - 8 +9i - 7 - 6i = -11 + 10i. \n" ); document.write( "
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