-3(4-5n)=1+2n

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Solution for -3(4-5n)=1+2n equation: 



-3(4-5n)=1+2n

We move all terms to the left:

-3(4-5n)-(1+2n)=0

We add all the numbers together, and all the variables

-3(-5n+4)-(2n+1)=0

We multiply parentheses

15n-(2n+1)-12=0

We get rid of parentheses

15n-2n-1-12=0

We add all the numbers together, and all the variables

13n-13=0

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

13n=13

n=13/13

n=1

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