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$1.00 need help solving this question by the s

  • From Mathematics: Algebra
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  • Due on Nov. 10, 2011
  • Asked on Nov 10, 2011 at 7:20:27PM
Asked by :
lisann66
lisann66
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Q:
need help solving this question by the substitution method 6x+7y=11,-9x+y=28
 

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$1.00
A+ Solution, with explanation, from someone with a 4.0 GPA
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  • Posted on Nov 10, 2011 at 7:27:20PM
Posted by :
Sarah_Ann
Sarah_Ann
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A:
Preview: ... siest to solve for y in the second equation -9x+y = 28 y = 28+9x now substitute this in for y in the first equation 6x+7 ...
The full tutorial is about 119 words long .
 
$1.00
here we go..!
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  • Posted on Nov 10, 2011 at 7:43:03PM
Posted by :
UrHelper
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A:
Preview: ... 8..............(2) sol: form (2) y=28+9 ...
The full tutorial is about 16 words long .
 
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the A+ answer for you with step by step solution
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  • Posted on Nov 10, 2011 at 7:46:45PM
Posted by :
dashpunkz
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A:
Preview: ... quation 6x+7(9x+28)=11 then solve 6x+63x+196=11 69x=11-196 ...
The full tutorial is about 28 words long .