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x+x*0.425=1279
We move all terms to the left:
x+x*0.425-(1279)=0
Wy multiply elements
x+0.425x-1279=0
We add all the numbers together, and all the variables
1.425x-1279=0
We move all terms containing x to the left, all other terms to the right
1.425x=1279
x=1279/1.425
x=897+0.775/1.425
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