21x-(31+x)=52-3(13+6x)-8(-x-15)

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Solution for 21x-(31+x)=52-3(13+6x)-8(-x-15) equation: 



21x-(31+x)=52-3(13+6x)-8(-x-15)

We move all terms to the left:

21x-(31+x)-(52-3(13+6x)-8(-x-15))=0

We add all the numbers together, and all the variables

21x-(x+31)-(52-3(6x+13)-8(-1x-15))=0

We get rid of parentheses

21x-x-(52-3(6x+13)-8(-1x-15))-31=0



We calculate terms in parentheses: -(52-3(6x+13)-8(-1x-15)), so:

52-3(6x+13)-8(-1x-15)

determiningTheFunctionDomain
-3(6x+13)-8(-1x-15)+52

We multiply parentheses

-18x+8x-39+120+52

We add all the numbers together, and all the variables

-10x+133

Back to the equation:

-(-10x+133)



We add all the numbers together, and all the variables

20x-(-10x+133)-31=0

We get rid of parentheses

20x+10x-133-31=0

We add all the numbers together, and all the variables

30x-164=0

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

30x=164

x=164/30

x=5+7/15

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