12(3r-14)=4(13-r)

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Solution for 12(3r-14)=4(13-r) equation: 



12(3r-14)=4(13-r)

We move all terms to the left:

12(3r-14)-(4(13-r))=0

We add all the numbers together, and all the variables

12(3r-14)-(4(-1r+13))=0

We multiply parentheses

36r-(4(-1r+13))-168=0



We calculate terms in parentheses: -(4(-1r+13)), so:

4(-1r+13)

We multiply parentheses

-4r+52

Back to the equation:

-(-4r+52)



We get rid of parentheses

36r+4r-52-168=0

We add all the numbers together, and all the variables

40r-220=0

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

40r=220

r=220/40

r=5+1/2

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