O.5x+7=3x-8

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Solution for O.5x+7=3x-8 equation: 



.5O+7=3O-8

We move all terms to the left:

.5O+7-(3O-8)=0

We get rid of parentheses

.5O-3O+8+7=0

We add all the numbers together, and all the variables

-2.5O+15=0

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

-2.5O=-15

O=-15/-2.5

O=+6

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