z+13=19,4/7

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Solution for z+13=19,4/7 equation: 



z+13=19.4/7

We move all terms to the left:

z+13-(19.4/7)=0

We add all the numbers together, and all the variables

z+13-(+19.4/7)=0

We get rid of parentheses

z+13-19.4/7=0

We multiply all the terms by the denominator


z*7-19.4+13*7=0

We add all the numbers together, and all the variables

z*7+71.6=0

Wy multiply elements

7z+71.6=0

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

7z=-71.6

z=-71.6/7

z=-10+1/4.375

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