document.write( "Question 724328: Let u= -5i+9j, v=5i-j, and w=-5i. find 5u-(2v-w)\r
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Algebra.Com's Answer #443700 by jim_thompson5910(35256)\"\" \"About 
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u= -5i+9j, v=5i-j, w=-5i\r
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\n" ); document.write( "\n" ); document.write( "5u-(2v-w) \r
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\n" ); document.write( "\n" ); document.write( "5(-5i+9j)-(2(5i-j)-(-5i)) \r
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\n" ); document.write( "\n" ); document.write( "5(-5i+9j)-(10i-2j+5i) \r
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\n" ); document.write( "\n" ); document.write( "-25i+45j-10i+2j-5i\r
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\n" ); document.write( "\n" ); document.write( "-40i+47j\r
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\n" ); document.write( "\n" ); document.write( "Answer: -40i+47j
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