The first one is the second one. t(n)=20n+480
Question 4: is the first one t(n)=8n+15
Answer:
a = 2/3
Step-by-step explanation:
(4(x+1) + 20 )/(x+1) = 16
4x + 4 + 20 = 16x + 16
12x = 8
x = 2/3
Answer:
Rational
Step-by-step explanation:
the rational number subset contains fractions
Answer:
1.5
Step-by-step explanation: