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-21.536=-1.69(9-m)
We move all terms to the left:
-21.536-(-1.69(9-m))=0
We add all the numbers together, and all the variables
-(-1.69(-1m+9))-21.536=0
We calculate terms in parentheses: -(-1.69(-1m+9)), so:We get rid of parentheses
-1.69(-1m+9)
We multiply parentheses
1.69m-15.21
Back to the equation:
-(1.69m-15.21)
-1.69m+15.21-21.536=0
We add all the numbers together, and all the variables
-1.69m-6.326=0
We move all terms containing m to the left, all other terms to the right
-1.69m=6.326
m=6.326/-1.69
m=-3+1/1.3455414012739
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