-7.2=-0.3n-4.2n

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Solution for -7.2=-0.3n-4.2n equation: 



-7.2=-0.3n-4.2n

We move all terms to the left:

-7.2-(-0.3n-4.2n)=0

We add all the numbers together, and all the variables

-(-4.5n)-7.2=0

We get rid of parentheses

4.5n-7.2=0

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

4.5n=7.2

n=7.2/4.5

n=1+1/1.66666666667

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