45=19-2n

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Solution for 45=19-2n equation: 



45=19-2n

We move all terms to the left:

45-(19-2n)=0

We add all the numbers together, and all the variables

-(-2n+19)+45=0

We get rid of parentheses

2n-19+45=0

We add all the numbers together, and all the variables

2n+26=0

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

2n=-26

n=-26/2

n=-13

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