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3(2.5+x)=6.6
We move all terms to the left:
3(2.5+x)-(6.6)=0
We add all the numbers together, and all the variables
3(x+2.5)-(6.6)=0
We add all the numbers together, and all the variables
3(x+2.5)-6.6=0
We multiply parentheses
3x+7.5-6.6=0
We add all the numbers together, and all the variables
3x+0.9=0
We move all terms containing x to the left, all other terms to the right
3x=-0.9
x=-0.9/3
x=-0.9/3
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