70+(-39)=c+(-39)+(-39)

Solution for 70+(-39)=c+(-39)+(-39) equation:

70+(-39)=c+(-39)+(-39)

We move all terms to the left:

70+(-39)-(c+(-39)+(-39))=0

We add all the numbers together, and all the variables

-(c+(-39)+(-39))+31=0


We calculate terms in parentheses: -(c+(-39)+(-39)), so:

c+(-39)+(-39)

We add all the numbers together, and all the variables

c-78

Back to the equation:

-(c-78)


We get rid of parentheses

-c+78+31=0

We add all the numbers together, and all the variables

-1c+109=0

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

-c=-109

c=-109/-1

c=+109