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![\left[\begin{array}{ccc}-3&21&60\\-15&9&-45\\\end{array}\right]](/tpl/images/0686/4402/a598b.png)
![\left[\begin{array}{ccc}6&-14\\-2&-6\\\end{array}\right]](/tpl/images/0686/4402/97e74.png)
![\left[\begin{array}{ccc}0&0\\0&0\\\end{array}\right]](/tpl/images/0686/4402/a4379.png)
= ![\left[\begin{array}{ccc}9&-15&18\\-27&15&-9\\\end{array}\right]](/tpl/images/0686/4402/7526d.png)
+ ![\left[\begin{array}{ccc}-12&36&42 \\12& -6 & -36 \\\end{array}\right]](/tpl/images/0686/4402/04ae3.png)
= ![\left[\begin{array}{ccc}2&-8\\-4&2\\\end{array}\right]](/tpl/images/0686/4402/e7504.png)
+ ![\left[\begin{array}{ccc}4&-6\\2&-8 \\\end{array}\right]](/tpl/images/0686/4402/5b388.png)
= Please help i will mark brainliest
...
Answers: 2
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