3(1-4n)=-10+21

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Solution for 3(1-4n)=-10+21 equation: 



3(1-4n)=-10+21

We move all terms to the left:

3(1-4n)-(-10+21)=0

We add all the numbers together, and all the variables

3(-4n+1)-11=0

We multiply parentheses

-12n+3-11=0

We add all the numbers together, and all the variables

-12n-8=0

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

-12n=8

n=8/-12

n=-2/3

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