(36, 18, 9, 9/2...)
(-2, 20, -200, 2000...)
1.8
2
Answer:
2
Step-by-step explanation:
Working
The nth term of an arithmetic series is calculated using the formula
nth term= a+ (n-1) d
a= -5, n =10 and nth term in this case is 13
Thus
13= -5 +(10-1)d
13= -5+9d
9d= 18
d = 2
Solve for q
Answer:
3(q-7)=27
3q-21=27
3q=48
q=16
Step-by-step explanation:
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Answer:
q = 16
Step-by-step explanation:
3(q - 7) = 27
3q - 21 = 27 | +21
3q = 48 | :3
q = 16