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4(x-2.8)=8.2
We move all terms to the left:
4(x-2.8)-(8.2)=0
We add all the numbers together, and all the variables
4(x-2.8)-8.2=0
We multiply parentheses
4x-11.2-8.2=0
We add all the numbers together, and all the variables
4x-19.4=0
We move all terms containing x to the left, all other terms to the right
4x=19.4
x=19.4/4
x=4+2.42857142857/2.85714285714
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