7.5n-4(n-3)=2n+9

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Solution for 7.5n-4(n-3)=2n+9 equation: 



7.5n-4(n-3)=2n+9

We move all terms to the left:

7.5n-4(n-3)-(2n+9)=0

We multiply parentheses

7.5n-4n-(2n+9)+12=0

We get rid of parentheses

7.5n-4n-2n-9+12=0

We add all the numbers together, and all the variables

1.5n+3=0

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

1.5n=-3

n=-3/1.5

n=-2

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