0.7=-7/9z

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Solution for 0.7=-7/9z equation: 



0.7=-7/9z

We move all terms to the left:

0.7-(-7/9z)=0



Domain of the equation: 9z)!=0

z!=0/1

z!=0

z∈R



We get rid of parentheses

7/9z+0.7=0

We multiply all the terms by the denominator


(0.7)*9z+7=0

We multiply parentheses

6.3z+7=0

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

6.3z=-7

z=-7/6.3

z=-1+0.7/6.3

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