7x+21=50

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Solution for 7x+21=50 equation: 



7x+21=50

We move all terms to the left:

7x+21-(50)=0

We add all the numbers together, and all the variables

7x-29=0

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

7x=29

x=29/7

x=4+1/7

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