This is a geometric series with first term e^3 and common ratio e^-2. The sum of it will be
.. e^3/(1 -e^-2) ≈ 23.229277815766...
Answer: 1/6
Step-by-step explanation:
just simplify 2/12 to 1/6
2/12 both divided by 2
Give them the same denominator.
19/30 is what you have left
C. 4x + y = 21
4(3) + 9 = 21
12 + 9 = 21
21 = 21
2x - 6 = 20
2x = 20 + 6
2x = 26
x = 26/2
x = 13 <==