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0.3(6+x)=4/9
We move all terms to the left:
0.3(6+x)-(4/9)=0
We add all the numbers together, and all the variables
0.3(x+6)-(+4/9)=0
We multiply parentheses
0.3x+1.8-(+4/9)=0
We get rid of parentheses
0.3x+1.8-4/9=0
We multiply all the terms by the denominator
(0.3x)*9-4+(1.8)*9=0
We add all the numbers together, and all the variables
(+0.3x)*9-4+(1.8)*9=0
We add all the numbers together, and all the variables
(+0.3x)*9+12.2=0
We multiply parentheses
0x+12.2=0
We add all the numbers together, and all the variables
x+12.2=0
We move all terms containing x to the left, all other terms to the right
x=-12.2
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