7n+9=4

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Solution for 7n+9=4 equation: 



7n+9=4

We move all terms to the left:

7n+9-(4)=0

We add all the numbers together, and all the variables

7n+5=0

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

7n=-5

n=-5/7

n=-5/7

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