7x+99=20

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Solution for 7x+99=20 equation: 



7x+99=20

We move all terms to the left:

7x+99-(20)=0

We add all the numbers together, and all the variables

7x+79=0

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

7x=-79

x=-79/7

x=-11+2/7

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