Answer:
3n = 3 - 3n
<=>
6n = 3
<=>
n = 2
=> This equation has one solution.
The answer is B
rate 5 starts
Answer:
Step-by-step explanation:
t22 = a + (n- 1)d
t22 = 3 + 21*4
t22 = 3 + 84
t22 = 87
5b+7z+b−9−8b
=5b+7z+b+−9+−8b
Combine Like Terms:
=5b+7z+b+−9+−8b
=(5b+b+−8b)+(7z)+(−9)
=−2b+7z−9