-(-x+7.5)=-1.1(-x+9)-1

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Solution for -(-x+7.5)=-1.1(-x+9)-1 equation: 



-(-x+7.5)=-1.1(-x+9)-1

We move all terms to the left:

-(-x+7.5)-(-1.1(-x+9)-1)=0

We add all the numbers together, and all the variables

-(-1x+7.5)-(-1.1(-1x+9)-1)=0

We get rid of parentheses

1x-(-1.1(-1x+9)-1)-7.5=0



We calculate terms in parentheses: -(-1.1(-1x+9)-1), so:

-1.1(-1x+9)-1

We multiply parentheses

1.1x-9.9-1

We add all the numbers together, and all the variables

1.1x-10.9

Back to the equation:

-(1.1x-10.9)



We add all the numbers together, and all the variables

x-(1.1x-10.9)-7.5=0

We get rid of parentheses

x-1.1x+10.9-7.5=0

We add all the numbers together, and all the variables

-0.1x+3.4=0

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

-0.1x=-3.4

x=-3.4/-0.1

x=34+-4.4408920985006E-16/0.1

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