.4x+6.9=5.5

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Solution for .4x+6.9=5.5 equation: 



.4x+6.9=5.5

We move all terms to the left:

.4x+6.9-(5.5)=0

We add all the numbers together, and all the variables

.4x+1.4=0

We move all terms containing x to the left, all other terms to the right

.4x=-1.4

x=-1.4/.4

x=-3+0.2/.4

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