-0.4w+7.3=4.2

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Solution for -0.4w+7.3=4.2 equation: 



-0.4w+7.3=4.2

We move all terms to the left:

-0.4w+7.3-(4.2)=0

We add all the numbers together, and all the variables

-0.4w+3.1=0

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

-0.4w=-3.1

w=-3.1/-0.4

w=7+0.3/0.4

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