<p>Jika dilihat dari koefisien <img align="middle" alt="begin mathsize 14px style a end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mi»a«/mi»«/mstyle»«/math»" height="9" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAAJCAYAAADgkQYQAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAIzv8arAAAAHBJREFUeNpjYEAAcSDeBMQ/gPglEFsyoAEuIL4GxOFQfiUQx6IrKgLiHiT+bCAOQFe0H4htkfg7gNgUXdEHIGaCskH0NyQ+HFwAYg4o2xyI3zFgAY1AXAvVPQnqOwzAAvURSIEWEB8H4kgGAoAF2U0Ax6IRhi1Pi5AAAABqdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1zdHlsZSBtYXRoc2l6ZT0iMTRweCI+PG1pPmE8L21pPjwvbXN0eWxlPjwvbWF0aD40888NAAAAAElFTkSuQmCC" style="max-width: none; vertical-align: -1px;" width="9" />&nbsp;dan <img align="middle" alt="begin mathsize 14px style b end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mi»b«/mi»«/mstyle»«/math»" height="11" role="math" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAALCAYAAABGbhwYAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAKIPF7gAAAAHRJREFUeNpjYECAICBeykAEqAficmIUrgLiAGIU3gJiPyA+A8S/gLgEmyImIP4DxHOBWBbKnwbEBugKzYH4MJqYDxC3oiuMBOKFWMRmoiucBMQZaGKbgNgSXeE6IN6L5L48bNaCwEsgdgPiC0D8EIijGcgFABv8FB5xou9dAAAAanRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtc3R5bGUgbWF0aHNpemU9IjE0cHgiPjxtaT5iPC9taT48L21zdHlsZT48L21hdGg+DYtiTQAAAABJRU5ErkJggg==" style="max-width: none; vertical-align: -1px;" width="10" />&nbsp;serta konstantanya&nbsp;</p>

<p><img align="middle" alt="begin mathsize 14px style 1 half equals fraction numerator negative 1 over denominator negative 2 end fraction not equal to fraction numerator 2 over denominator negative 1 end fraction
space end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mfrac»«mn»1«/mn»«mn»2«/mn»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mo»-«/mo»«mn»1«/mn»«/mrow»«mrow»«mo»-«/mo»«mn»2«/mn»«/mrow»«/mfrac»«mo»§#8800;«/mo»«mfrac»«mn»2«/mn»«mrow»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mfrac»«mspace linebreak=¨newline¨/»«mo»§#160;«/mo»«/mrow»«/mstyle»«/math»" height="30" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -6px;" width="101" />&nbsp;&nbsp;</p>

<p>maka sistem persamaan linier tersebut tidak mempunyai penyelesaian&nbsp;</p>


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Tentukan himpunan penyelesaian dari :<img align="middle" alt="begin mathsize 14px style space a minus b equals 2 comma space 2 a minus 2 b equals negative 1 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mo»§#160;«/mo»«mi»a«/mi»«mo»-«/mo»«mi»b«/mi»«mo»=«/mo»«mn»2«/mn»«mo»,«/mo»«mo»§#160;«/mo»«mn»2«/mn»«mi»a«/mi»«mo»-«/mo»«mn»2«/mn»«mi»b«/mi»«mo»=«/mo»«mo»-«/mo»«mn»1«/mn»«/mrow»«/mstyle»«/math»" height="12" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -2px;" width="160" />&nbsp;&nbsp;</p>

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