9 = 2(6) - b
9 = 12 - b
-3 = b
Answer:

Step-by-step explanation:
A complex number is a number which has some real part and some imaginary part.
Standard form of a complex number is represented as

Where
is the real part,
and
is the imaginary part.
And 
Given complex number:

Hence, the standard form is
.
Answer:
131.95888888888888
Step-by-step explanation:
Your Welcome :)
Answer:
f(-5) = -2
Step-by-step explanation:
f(-5) = -5 + 3
= -2
*Have to replace x with -5 and then solve