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4.9x-1.9=28.5
We move all terms to the left:
4.9x-1.9-(28.5)=0
We add all the numbers together, and all the variables
4.9x-30.4=0
We move all terms containing x to the left, all other terms to the right
4.9x=30.4
x=30.4/4.9
x=6+1/4.9
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