Answer:
3 Because there are only three bells that aren't being run there for three additional ways that the bells could be rung
Answer:
-18
Step-by-step explanation:
C. multiply the second equation by two. Then add the equations
Answer:
2(x^2+9)
Step-by-step explanation:
2x^2 +18
Factor out a 2
2(x^2+9)
600 + 300 + 150 + . . . is a geometric sequence with a = 600 and r = 1/2
Sn = a(1 - r^n)/(1 - r)
S5 = 600(1 - (1/2)^5)/(1 - 1/2) = 600(1 - 1/32)/(1/2) = 1,200(31/32) = 1,162.5
