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x(.28)=84
We move all terms to the left:
x(.28)-(84)=0
We add all the numbers together, and all the variables
x(0.28)-84=0
We multiply parentheses
0.28x-84=0
We move all terms containing x to the left, all other terms to the right
0.28x=84
x=84/0.28
x=299+0.27999999999999/0.28
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