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OpenStudy (anonymous):
how do i solve this? im having issues!!
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OpenStudy (anonymous):
2x+3y-x=1 3x+y+2z=12 x+2y-3z=-5
OpenStudy (anonymous):
Just substitute the numbers in for the equations. Let's substitute these numbers (3, 1, 2) in this equation: 2x + 3y - z = 1
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