Answer: B
Step-by-step explanation: 6^2 = 36
36*4= 144
144-7= 137
Answer:
-x-7
Step-by-step explanation:
(-2x+4)+(x-11)
-2x+4+x-11
-x-7
I think the correct answer is D
To finish in 5 weeks:
For 4 of those weeks, read 4 chapters per week. On one of the weeks read 3 chapters.
To finish in 4 weeks:
For 3 of those weeks, read 5 chapters per week. On one of the weeks read 4 chapters.
To finish in 3 weeks:
For 2 of those weeks, read 6 chapters per week. On one of the weeks read 7 chapters.
To finish in 2 weeks:
On one week read 10 chapters. On the other week read 9 chapters.
To finish in 7 days:
For 6 of those days, read 3 chapters. On one of the days, read 1 chapter.
50 miles, t=0 is the start
45 miles each 1 hour
A. d= 45•t+50