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c5h11no2
c5h11no2 c5h11no2
  • 09-04-2015
  • Mathematics
Answered

Please help!!!!!!!!!!!!!!!!!!!!

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Verified Answer :

AyaZ
AyaZ AyaZ
  • 09-04-2015

\(\left \{ {{6a+11b=36} \atop {4a-2b=-32}} \right. \\ \left \{ {{6a+11b=36} \atop { (-\frac{3}{2}) *(4a-2b=-32)}} \right.\)
\((6a+11b=36)+ (-6a+3b=48)= 6a-6a+11b+3b=36+48 \\ 14b=84 \\ b=6\)
\(4a-2(6)=-32 \\ 4a=-32+12=-20 \\ a=-5\)

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