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Question

$1.00 more help with algebra

  • From Mathematics: Algebra
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  • Due on May. 14, 2012
  • Asked on May 14, 2012 at 3:56:36PM
Asked by :
juella
juella Not confirmed
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Questions Asked: 56
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Q:

Solve and check using the substitution method:

 

y = 5x

2x + y = 28

 

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$0.50
A+ Step-by-Step Solution, from someone with a 4.0 GPA
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  • Posted on May 14, 2012 at 6:20:00PM
Posted by :
Sarah_Ann
Sarah_Ann
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A:
Preview: ... second for y   2x + 5x = 28 7x = 28 x = 28/7 x = 4   sub ...
The full tutorial is about 60 words long .
 
$0.25
Simultaneous equations solving by substitution method
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  • Posted on May 14, 2012 at 9:57:46PM
Posted by :
sof_kiran
sof_kiran
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A:
Preview: ...   ( Eq II ) substituting value of y in eq (I) in eq (II) , we get y = 5x 2x + 5x = 28 7x = 28 dividing both sides by ...
The full tutorial is about 82 words long .