133=7-9n

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Solution for 133=7-9n equation:



133=7-9n
We move all terms to the left:
133-(7-9n)=0
We add all the numbers together, and all the variables
-(-9n+7)+133=0
We get rid of parentheses
9n-7+133=0
We add all the numbers together, and all the variables
9n+126=0
We move all terms containing n to the left, all other terms to the right
9n=-126
n=-126/9
n=-14

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