Question 1148106
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<pre>

6m + 6m = -12


12m     = -12


Divide both sides by 12.  You will get


m = {{{-12/12}}} = -1.    <U>ANSWER</U>
</pre>

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As I see from your post, your level in solving equations is equal to zero.


If you want to improve your knowledge, read the lesson

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/equations/How-to-solve-a-linear-equation.lesson>HOW TO solve a linear equation</A>

in this site.


It is written for beginners ---- so, it may help . . .