(4-z)/7=z

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Solution for (4-z)/7=z equation: 



(4-z)/7=z

We move all terms to the left:

(4-z)/7-(z)=0

We add all the numbers together, and all the variables

(-1z+4)/7-z=0

We add all the numbers together, and all the variables

-1z+(-1z+4)/7=0

We multiply all the terms by the denominator


-1z*7+(-1z+4)=0

Wy multiply elements

-7z+(-1z+4)=0

We get rid of parentheses

-7z-1z+4=0

We add all the numbers together, and all the variables

-8z+4=0

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

-8z=-4

z=-4/-8

z=1/2

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