4/5x=-6.4

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Solution for 4/5x=-6.4 equation: 



4/5x=-6.4

We move all terms to the left:

4/5x-(-6.4)=0



Domain of the equation: 5x!=0

x!=0/5

x!=0

x∈R



We add all the numbers together, and all the variables

4/5x+6.4=0

We multiply all the terms by the denominator


(6.4)*5x+4=0

We multiply parentheses

32x+4=0

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

32x=-4

x=-4/32

x=-1/8

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