2(u-9)-3=-4(-5u+9)-9u

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Solution for 2(u-9)-3=-4(-5u+9)-9u equation: 



2(u-9)-3=-4(-5u+9)-9u

We move all terms to the left:

2(u-9)-3-(-4(-5u+9)-9u)=0

We multiply parentheses

2u-(-4(-5u+9)-9u)-18-3=0



We calculate terms in parentheses: -(-4(-5u+9)-9u), so:

-4(-5u+9)-9u

We add all the numbers together, and all the variables

-9u-4(-5u+9)

We multiply parentheses

-9u+20u-36

We add all the numbers together, and all the variables

11u-36

Back to the equation:

-(11u-36)



We add all the numbers together, and all the variables

2u-(11u-36)-21=0

We get rid of parentheses

2u-11u+36-21=0

We add all the numbers together, and all the variables

-9u+15=0

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

-9u=-15

u=-15/-9

u=1+2/3

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