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What is the solution to 12- (1/9)d=17 ?

User DavidR
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remember you can do anyting to an equation as ong as you do it to both sides

minus 12 both sides
-(1/9)d=5
times -1 both sides
(1/9)d=-5
times both sides by 9/1
d=-45
User Nitish Kumar
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