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-2.2x-6.9x=221.0
We move all terms to the left:
-2.2x-6.9x-(221.0)=0
We add all the numbers together, and all the variables
-2.2x-6.9x-221=0
We add all the numbers together, and all the variables
-9.1x-221=0
We move all terms containing x to the left, all other terms to the right
-9.1x=221
x=221/-9.1
x=-24+2.6/9.1
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