Sagot :
Step-by-step explanation:
-21 = 59 + (41 - 1) d
-21 = 59 + 40d
-21 - 59 = 40d
-80 = 40d ( Divised by 40 )
-2 = d
Hope it helps
Brainliest pls
Step-by-step explanation:
-21 = 59 + (41 - 1) d
-21 = 59 + 40d
-21 - 59 = 40d
-80 = 40d ( Divised by 40 )
-2 = d
Hope it helps
Brainliest pls