z/5-4=21/5

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Solution for z/5-4=21/5 equation: 



z/5-4=21/5

We move all terms to the left:

z/5-4-(21/5)=0

We add all the numbers together, and all the variables

z/5-4-(+21/5)=0

We get rid of parentheses

z/5-4-21/5=0

We multiply all the terms by the denominator


z-21-4*5=0

We add all the numbers together, and all the variables

z-41=0

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

z=41

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