Answer:
115/198
Step-by-step explanation:
.580 = .5808080
.5808080 = x
5.808080 = 10x
58.08080 = 100x
580.8080 = 1000x
1000x - 10x = 575
575 = 990x
x = 575/990
Simplify:
575/990 = 115/198
Hope this helps :)
assuming its repeating as .580808080 etc your answer would be 115/198 :)
B. 7 units
you add the 3 and the 4
a = 3
the other root = -7/3