9-2n-7-8=1-n-2

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Solution for 9-2n-7-8=1-n-2 equation:



9-2n-7-8=1-n-2
We move all terms to the left:
9-2n-7-8-(1-n-2)=0
We add all the numbers together, and all the variables
-2n-(-1n-1)+9-7-8=0
We add all the numbers together, and all the variables
-2n-(-1n-1)-6=0
We get rid of parentheses
-2n+1n+1-6=0
We add all the numbers together, and all the variables
-1n-5=0
We move all terms containing n to the left, all other terms to the right
-n=5
n=5/-1
n=-5

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