Answer:
7
Step-by-step explanation:
Common ratio of 3 so 21/3 = 7
Answer:
10 months
Step-by-step explanation:
3500 - 2000 = 1500
1500/150 = 10
Answer:
-21k=7(-3k)................………………
2x^2 + 16x + 34 = 0
x^2 + 8x + 17 = 0
x^2 + 8x + 16 = -17 + 16 = -1
(x + 4)^2 = -1
x + 4 = sqrt(-1) = ±i
x = -4 <span>±</span> i
