Answer:
A= -17
Step-by-step explanation:
A +-21 = -38
+21 +21
-38+21= -17
A= -17
Answer:
F. right angle is correct
$421,369.20 , I just had this question on Apex.
Answer:
tn = 8n -7
Step-by-step explanation:
given : t2=9, t4=25
the formula is:
tn = t1 + (n-1) d
gonna find d first:
d = (25-9) /(4-2) = 16/2 = 8
and find tn1:
t1 = 9-8 = 1
so, tn = 1 + (n-1) (8) = 1 +8n -8
tn = 8n -7
Fill in the blank 9,15,24,39,63,102,165,_,432,699,1131
krok68 [10]
Answer:
The answer is 267.
Step-by-step explanation:
When you add 2 previous number, you will get the next number :
e.g
9 + 15 = 24
15 + 24 = 39
24 + 39 = 63
63 + 102 = 165
102 + 165 = <u>2</u><u>6</u><u>7</u>
165 + 267 = 432
