Mathematics, 07.04.2020 01:28 lakiyalundy57

6n+9=−3n−21−6 for n
when you get to the step 6n= -3n is it + or - and is it 21 24 27 30 or 36
I got confused

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6n+9=−3n−21−6 for n
when you get to the step 6n= -3n is it + or - and is it 21 24 27 30 or 36<...

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