7+5=12 so it can be one of these 8+4=12, 9+3=12, 10+2=12, and 11+1=12.
Answer:

Step-by-step explanation:
If the complex number
is a root of a cubic function, then the complex number
is a root too. Thus, the cubic function has three known roots
and can be written as

Answer:
4L-8
Step-by-step explanation:
Formula: L+L+(L-4)+(L-4)
=L+L+L-4+L-4
=4L-8 (hope this explains you the problem)
Answer:
3x + 6 or 3( x + 2 )
Step-by-step explanation:
5x - 2x = 3x
4 + 2 = 6