20x+16.4=-69

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Solution for 20x+16.4=-69 equation: 



20x+16.4=-69

We move all terms to the left:

20x+16.4-(-69)=0

We add all the numbers together, and all the variables

20x+85.4=0

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

20x=-85.4

x=-85.4/20

x=-4+1/3.7037037037037

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