Steven88 Steven88

30-03-2017
Mathematics

contestada

Part A. Solve -np - 80 < 60 for 'n'. Show your work.

Part B. Solve 2a -5d =30 for 'd'. Show your work.

Respuesta :

Shailza Shailza

31-03-2017

Part A:
- np -80 <60
Adding 80 both sides
- np < 140
Dividing by -p both sides
n > -140/p
Part B:
2a - 5d =30
5d = 2a-30
d= (2a-30)/5

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