(4.2)=(2n-7)

Solution for (4.2)=(2n-7) equation:

(4.2)=(2n-7)

We move all terms to the left:

(4.2)-((2n-7))=0

We add all the numbers together, and all the variables

-((2n-7))+4.2=0


We calculate terms in parentheses: -((2n-7)), so:

(2n-7)

We get rid of parentheses

2n-7

Back to the equation:

-(2n-7)


We get rid of parentheses

-2n+7+4.2=0

We add all the numbers together, and all the variables

-2n+11.2=0

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

-2n=-11.2

n=-11.2/-2

n=5+1/1.6666666666667