stargirl858 stargirl858

18-06-2021
Mathematics

contestada

How can you tell that −10 and −20 are solutions to this inequality, but 10 is not? 3n − 40 < −5n + 8

Respuesta :

andrewyang1818 andrewyang1818

18-06-2021

Step-by-step explanation:

-10 or -20 satisfies the equation.

But when you substitute 10 in:

30-40<-50+8

-10<-42(wrong)

it's wrong

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