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-2.1x=51.24
We move all terms to the left:
-2.1x-(51.24)=0
We add all the numbers together, and all the variables
-2.1x-51.24=0
We move all terms containing x to the left, all other terms to the right
-2.1x=51.24
x=51.24/-2.1
x=-24+0.84/2.1
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