10 years makes up one decade, hope this helps!
Hello from MrBillDoesMath!
Answer:
a(n) = -3n , n>= 1
Discussion:
a(1) = -3
a(2) = -6
a(3) = -9
a(4) = -12
The pattern looks like a(n) = -3n
Thank you,
MrB
840 is the answer
i hope i helped!
Answer:
57.50+4x=75.10
x=4.4
So she can use up to 4.4 gigabytes of data