18+3(x-5)=31-2(3x-4)

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Solution for 18+3(x-5)=31-2(3x-4) equation: 



18+3(x-5)=31-2(3x-4)

We move all terms to the left:

18+3(x-5)-(31-2(3x-4))=0

We multiply parentheses

3x-(31-2(3x-4))-15+18=0



We calculate terms in parentheses: -(31-2(3x-4)), so:

31-2(3x-4)

determiningTheFunctionDomain
-2(3x-4)+31

We multiply parentheses

-6x+8+31

We add all the numbers together, and all the variables

-6x+39

Back to the equation:

-(-6x+39)



We add all the numbers together, and all the variables

3x-(-6x+39)+3=0

We get rid of parentheses

3x+6x-39+3=0

We add all the numbers together, and all the variables

9x-36=0

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

9x=36

x=36/9

x=4

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