3(1+6n)+3n=-123

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Solution for 3(1+6n)+3n=-123 equation:



3(1+6n)+3n=-123
We move all terms to the left:
3(1+6n)+3n-(-123)=0
We add all the numbers together, and all the variables
3(6n+1)+3n-(-123)=0
We add all the numbers together, and all the variables
3n+3(6n+1)+123=0
We multiply parentheses
3n+18n+3+123=0
We add all the numbers together, and all the variables
21n+126=0
We move all terms containing n to the left, all other terms to the right
21n=-126
n=-126/21
n=-6

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