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2.2+0.2x=-10.2
We move all terms to the left:
2.2+0.2x-(-10.2)=0
We add all the numbers together, and all the variables
0.2x+12.4=0
We move all terms containing x to the left, all other terms to the right
0.2x=-12.4
x=-12.4/0.2
x=-62
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