i) first you combine the like terms; 3x² and x², then 4x and -8x, then -7n and -1.
Then you would get 4x²-4x-8.
You then cannot simplify further. so your answer would be 4x²-4x-8.
Answer:
f(3) = -11
Step-by-step explanation:
f(3) means you sub the value that is inside into x
f(3) = -3(3) - 2
= -9 - 2
= -11
Answer:
$120
Step-by-step explanation:
I = Prt
P = 200
r = 0.12
t = 5
I = 200(0.12)(5)
I = 120
Yeah it is true abd it is correct
