72=(1.5n)-(1n-1)

Solution for 72=(1.5n)-(1n-1) equation:

72=(1.5n)-(1n-1)

We move all terms to the left:

72-((1.5n)-(1n-1))=0

We add all the numbers together, and all the variables

-((+1.5n)-(n-1))+72=0


We calculate terms in parentheses: -((+1.5n)-(n-1)), so:

(+1.5n)-(n-1)

We get rid of parentheses

1.5n-n+1

We add all the numbers together, and all the variables

0.5n+1

Back to the equation:

-(0.5n+1)


We get rid of parentheses

-0.5n-1+72=0

We add all the numbers together, and all the variables

-0.5n+71=0

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

-0.5n=-71

n=-71/-0.5

n=+142