2n+0.5(n-9)=10.5

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Solution for 2n+0.5(n-9)=10.5 equation: 



2n+0.5(n-9)=10.5

We move all terms to the left:

2n+0.5(n-9)-(10.5)=0

We add all the numbers together, and all the variables

2n+0.5(n-9)-10.5=0

We multiply parentheses

2n+0.5n-4.5-10.5=0

We add all the numbers together, and all the variables

2.5n-15=0

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

2.5n=15

n=15/2.5

n=6

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