Answer:
28
Step-by-step explanation:
Cross multiply
18k = 12 x 42
18 k = 504
k = 504/18
k = 28
Answer:
27/20
Step-by-step explanation:

[1] y = -x + 5
3x + 3•(-x +5) = 10
0 = -5 => NO solution
1. Definition of bisector
2. ASA congruence theorem or ASA Postulate