Answer:
d = 9
Step-by-step explanation:
Given
1 =
d - 2 ( multiply through by 3 to clear the fraction )
3 = d - 6 ( add 6 to both sides )
9 = d
Answer:
|-8|
Step-by-step explanation:
In order to go from -12 to -20, you subtract 8 ( so -8). In order to go from -20 to -12, you add 8.
The 2 is the hundreds and 8 is the thousands
Answer:
12.48
Step-by-step explanation:
Judging by the answers, the meaning of S4 is the sum of the first 4 terms of the series. That would be
10 + 2 + .4 + .08 = 12.48