4x+5(-4/5x+1)=20

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Solution for 4x+5(-4/5x+1)=20 equation: 



4x+5(-4/5x+1)=20

We move all terms to the left:

4x+5(-4/5x+1)-(20)=0



Domain of the equation: 5x+1)!=0

x∈R



We multiply parentheses

4x-20x+5-20=0

We add all the numbers together, and all the variables

-16x-15=0

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

-16x=15

x=15/-16

x=-15/16

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