5n+9=7n-11

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Solution for 5n+9=7n-11 equation:



5n+9=7n-11
We move all terms to the left:
5n+9-(7n-11)=0
We get rid of parentheses
5n-7n+11+9=0
We add all the numbers together, and all the variables
-2n+20=0
We move all terms containing n to the left, all other terms to the right
-2n=-20
n=-20/-2
n=+10

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