$1.00 The Guaranteed Correct Answer!
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- Posted on Dec 13, 2008 at 7:11:50PM
A:
Preview: ... -12<br>5x+3z=-11<br><br> ...
The full tutorial is about 11 words long .
$1.00 Solved with steps shown
- This tutorial hasn't been purchased yet.
- Posted on Dec 13, 2008 at 7:11:59PM
A:
Preview: ... 3z = -11 ... Eq(3)<br><br>Eq(2) - Eq(1) gives:<br>4x = -12 - 4<br>4x = -16<br>x = -16 ...
The full tutorial is about 91 words long .
$0.50 guaranteed A+ answer
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- Posted on Dec 13, 2008 at 8:33:17PM
A:
Preview: ... =16<br> so -4x =16<br> so x=-(16/4)<br> so x=-4<br>eqn(2) -eqn(3) is (4x+y+3z)-(5x+3z) =-12+1 ...
The full tutorial is about 282 words long .
$0.75 Here is an easy way
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- Posted on Dec 13, 2008 at 9:02:57PM
A:
Preview: ... 11 20<br>3z = 9<br>z=9/3<br>z = 3<br><br>PLug z=3 in 1st<br><br>y ...
The full tutorial is about 51 words long .