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0.9x+0.8=2.6
We move all terms to the left:
0.9x+0.8-(2.6)=0
We add all the numbers together, and all the variables
0.9x-1.8=0
We move all terms containing x to the left, all other terms to the right
0.9x=1.8
x=1.8/0.9
x=2
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