Step-by-step explanation:
12(6) - 7(2) + (6-3)
48 - 14 + 2
36
Answer
y=4x-3
m=4 or 4/1
b=-3
Hope you could get an idea from here.
Doubt clarification - use comment section.
Answer:
50 minutes
she spent 1 hr and 30 minutes on homework
she spends 2/3 of an hour on the phone = 40 minutes
1 hr 30 min + 40 minutes = 2 hrs and 10 min
so she had 50 minutes to kill before bedtime since she goes to sleep 3 hrs after dinner
2hr 10 min + 50 min = 3 hrs.
