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. Subtract (2a -3b + 4c) from the sum of (a +3b 4c), (4a - b + 9c) and (-2b + 3c - a). |
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Answer» (a+3b+4c+4a-b+9c-2b+3c-a)-(2a-3b+4c)=(4a+4c)-(2a-3b+4c)=4a+4c-2a+3b-4c=2a+3b waste not the correct a ms pulka |
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