5n+19-2n=-4(n-10)

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Solution for 5n+19-2n=-4(n-10) equation:



5n+19-2n=-4(n-10)
We move all terms to the left:
5n+19-2n-(-4(n-10))=0
We add all the numbers together, and all the variables
3n-(-4(n-10))+19=0
We calculate terms in parentheses: -(-4(n-10)), so:
-4(n-10)
We multiply parentheses
-4n+40
Back to the equation:
-(-4n+40)
We get rid of parentheses
3n+4n-40+19=0
We add all the numbers together, and all the variables
7n-21=0
We move all terms containing n to the left, all other terms to the right
7n=21
n=21/7
n=3

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