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17-04-2020
Mathematics

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what are the steps in finding that n=-4? 3(7-7n)-7=98

Respuesta :

deleonalondra159 deleonalondra159

17-04-2020

First you have to distribute 3 to 7 and -7n which is 21-21n-7=98
Then you have to do 21-7 which is 14
Now it’s -21n+14=98
So then you subtract 14 to 98 which is 84. Now the equation is -21n=84
Now divide -21 to 84
n = - 4

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