20-0.75(x+9)-x=1

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Solution for 20-0.75(x+9)-x=1 equation: 



20-0.75(x+9)-x=1

We move all terms to the left:

20-0.75(x+9)-x-(1)=0

We add all the numbers together, and all the variables

-1x-0.75(x+9)+19=0

We multiply parentheses

-1x-0.75x-6.75+19=0

We add all the numbers together, and all the variables

-1.75x+12.25=0

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

-1.75x=-12.25

x=-12.25/-1.75

x=+7

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