z/21=31

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Solution for z/21=31 equation: 



z/21=31

We move all terms to the left:

z/21-(31)=0

We multiply all the terms by the denominator


z-31*21=0

We add all the numbers together, and all the variables

z-651=0

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

z=651

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