Answer:
sorry if this is wrong
Step-by-step explanation:
a. 3
b.15
c.8
Answer: E(ax+b) = aE(x) + b
Step-by-step explanation: see attachment below
Simplify the following:
(25/a - a l)/(a + 5)
Put each term in 25/a - a l over the common denominator a: 25/a - a l = 25/a - (a^2 l)/a:
(25/a - (a^2 l)/a)/(a + 5)
25/a - (a^2 l)/a = (25 - a^2 l)/a:
Answer: ((25 - a^2 l)/a)/(a + 5)