3(5-4n)=87

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Solution for 3(5-4n)=87 equation: 



3(5-4n)=87

We move all terms to the left:

3(5-4n)-(87)=0

We add all the numbers together, and all the variables

3(-4n+5)-87=0

We multiply parentheses

-12n+15-87=0

We add all the numbers together, and all the variables

-12n-72=0

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

-12n=72

n=72/-12

n=-6

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