7,5=18-6,5x

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Solution for 7,5=18-6,5x equation: 



7.5=18-6.5x

We move all terms to the left:

7.5-(18-6.5x)=0

We add all the numbers together, and all the variables

-(-6.5x+18)+7.5=0

We get rid of parentheses

6.5x-18+7.5=0

We add all the numbers together, and all the variables

6.5x-10.5=0

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

6.5x=10.5

x=10.5/6.5

x=1+2/3.25

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