0.4u-7=4

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Solution for 0.4u-7=4 equation: 



0.4u-7=4

We move all terms to the left:

0.4u-7-(4)=0

We add all the numbers together, and all the variables

0.4u-11=0

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

0.4u=11

u=11/0.4

u=27+0.2/0.4

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