Answer:
Caleb has paid for 24 months of service.
Step-by-step explanation:
<u>1) based on what is written in this problem, setup an equation.</u>
26x + 215 = 839
<u>2) Subtract 215 from both sides.</u>
839 - 215 = 624
<u>3) 26x = 624</u>
Divide both sides by 26
624/26 = 24
Answer: Caleb has paid for 24 months of service.
Answer:
= 5
Step-by-step explanation:
20 - 3(5)
20 - 15
= 5
Step-by-step explanation:
f(3) = 48
f(3)-f(4) = 3*3^2
f(4) = 21
f(4)-f(5) = 3*4^2
f(5) = -27