13+3k=11
-Move constant to the right-hand side and change its sign
3k=11-13
Calculate the difference
3k=-2
Divide both sides by 3
K= -2/3
Answer: B, C, E
Step-by-step explanation:
Answer:
12: B
13: D
Step-by-step explanation:
Answer:
markup $13.50
Step-by-step explanation:
15-1.50=13.50