-12.4=-1.2+v/7

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Solution for -12.4=-1.2+v/7 equation: 



-12.4=-1.2+v/7

We move all terms to the left:

-12.4-(-1.2+v/7)=0

We add all the numbers together, and all the variables

-(v/7-1.2)-12.4=0

We get rid of parentheses

-v/7+1.2-12.4=0

We multiply all the terms by the denominator


-v+(1.2)*7-(12.4)*7=0

We add all the numbers together, and all the variables

-1v-78.4=0

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

-v=78.4

v=78.4/-1

v=-78+0.40000000000001/1

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