0.7w-0.6w+0.4w=-3

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Solution for 0.7w-0.6w+0.4w=-3 equation: 



0.7w-0.6w+0.4w=-3

We move all terms to the left:

0.7w-0.6w+0.4w-(-3)=0

We add all the numbers together, and all the variables

0.5w+3=0

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

0.5w=-3

w=-3/0.5

w=-6

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