Bentuk matriks dari persamaan&nbsp;<img align="middle" alt="begin mathsize 14px style x plus 3 y equals 7 space dan space 2 y equals 5 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»x«/mi»«mo»+«/mo»«mn»3«/mn»«mi»y«/mi»«mo»=«/mo»«mn»7«/mn»«mo»§#160;«/mo»«mi»dan«/mi»«mo»§#160;«/mo»«mn»2«/mn»«mi»y«/mi»«mo»=«/mo»«mn»5«/mn»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="143" />&nbsp;sebagai berikut.

<img align="middle" alt="begin mathsize 14px style open parentheses table row 1 3 row 0 2 end table close parentheses open parentheses table row x row y end table close parentheses equals open parentheses table row 7 row 5 end table close parentheses end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mfenced»«mtable»«mtr»«mtd»«mn»1«/mn»«/mtd»«mtd»«mn»3«/mn»«/mtd»«/mtr»«mtr»«mtd»«mn»0«/mn»«/mtd»«mtd»«mn»2«/mn»«/mtd»«/mtr»«/mtable»«/mfenced»«mfenced»«mtable»«mtr»«mtd»«mi»x«/mi»«/mtd»«/mtr»«mtr»«mtd»«mi»y«/mi»«/mtd»«/mtr»«/mtable»«/mfenced»«mo»=«/mo»«mfenced»«mtable»«mtr»«mtd»«mn»7«/mn»«/mtd»«/mtr»«mtr»«mtd»«mn»5«/mn»«/mtd»«/mtr»«/mtable»«/mfenced»«/mrow»«/mstyle»«/math»" height="39" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -15px;" width="113" />

Jadi, diperoleh bentuk matriksnya adalah&nbsp;<img align="middle" alt="begin mathsize 14px style open parentheses table row 1 3 row 0 2 end table close parentheses open parentheses table row x row y end table close parentheses equals open parentheses table row 7 row 5 end table close parentheses end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mfenced»«mtable»«mtr»«mtd»«mn»1«/mn»«/mtd»«mtd»«mn»3«/mn»«/mtd»«/mtr»«mtr»«mtd»«mn»0«/mn»«/mtd»«mtd»«mn»2«/mn»«/mtd»«/mtr»«/mtable»«/mfenced»«mfenced»«mtable»«mtr»«mtd»«mi»x«/mi»«/mtd»«/mtr»«mtr»«mtd»«mi»y«/mi»«/mtd»«/mtr»«/mtable»«/mfenced»«mo»=«/mo»«mfenced»«mtable»«mtr»«mtd»«mn»7«/mn»«/mtd»«/mtr»«mtr»«mtd»«mn»5«/mn»«/mtd»«/mtr»«/mtable»«/mfenced»«/mrow»«/mstyle»«/math»" height="39" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -15px;" width="113" />.

Nyatakanlah dalam bentuk matriks:

c.&nbsp; &nbsp;&nbsp;<img align="middle" alt="begin mathsize 14px style x plus 3 y equals 7 space dan space 2 y equals 5 end style" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mrow»«mi»x«/mi»«mo»+«/mo»«mn»3«/mn»«mi»y«/mi»«mo»=«/mo»«mn»7«/mn»«mo»§#160;«/mo»«mi»dan«/mi»«mo»§#160;«/mo»«mn»2«/mn»«mi»y«/mi»«mo»=«/mo»«mn»5«/mn»«/mrow»«/mstyle»«/math»" height="13" role="math" src="data:image/png;base64,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" style="max-width: none; vertical-align: -3px;" width="143" />&nbsp;

matematika

bahasa indonesia

ipa terpadu

fisika

biologi

bahasa inggris

geografi

sosiologi

sejarah

kimia

ekonomi

Nyatakanlah dalam bentuk matriks: c.

Jawaban: