2n-4+9=10+9n

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Solution for 2n-4+9=10+9n equation: 



2n-4+9=10+9n

We move all terms to the left:

2n-4+9-(10+9n)=0

We add all the numbers together, and all the variables

2n-(9n+10)-4+9=0

We add all the numbers together, and all the variables

2n-(9n+10)+5=0

We get rid of parentheses

2n-9n-10+5=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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