Answer:

Step-by-step explanation:
Given

Required
Determine KBC
Since BK is a bisector of ABC at B,
this implies that:

Substitute 28.3 for ABK

Reorder

Hi!
To solve exponental equations, multiply the exponents.
4·5=20
The answer is

Hope this helps! :)
-Peredhel
Answer:
-21
Step-by-step explanation:
3x-5=2
4x 2=2
2x-3=2
add them together you will get -21
Answer: Most of them cross each other once so I am not sure which one is the answer (sorry)
Step-by-step explanation:
x+y=7 is parallel to 3x+3y=3 and -6x-6y=3
3x+y=-1 and 6x+2y=-2 have infinite solutions togther (both are on top of each other)
The rest of the ways cross each other once