7x-9=9-38+21

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Solution for 7x-9=9-38+21 equation: 



7x-9=9-38+21

We move all terms to the left:

7x-9-(9-38+21)=0

We add all the numbers together, and all the variables

7x-9-(-8)=0

We add all the numbers together, and all the variables

7x-1=0

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

7x=1

x=1/7

x=1/7

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