-8(12-5n)=-9(-5n+9)

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Solution for -8(12-5n)=-9(-5n+9) equation:



-8(12-5n)=-9(-5n+9)
We move all terms to the left:
-8(12-5n)-(-9(-5n+9))=0
We add all the numbers together, and all the variables
-8(-5n+12)-(-9(-5n+9))=0
We multiply parentheses
40n-(-9(-5n+9))-96=0
We calculate terms in parentheses: -(-9(-5n+9)), so:
-9(-5n+9)
We multiply parentheses
45n-81
Back to the equation:
-(45n-81)
We get rid of parentheses
40n-45n+81-96=0
We add all the numbers together, and all the variables
-5n-15=0
We move all terms containing n to the left, all other terms to the right
-5n=15
n=15/-5
n=-3

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