Answer:
3x-25
Step-by-step explanation:
The unknown number is represented by x. When you multiply x by a number, it is written as the coefficient of that variable. And the "25 less" is self explanitory: you are subtracting because less means subtraction in world problems like these!
Answer:
the answer for number 8 is 180-61=199
Step-by-step explanation:
Answer:
Step-by-step explanation:
<u>Length Of Semicircles
</u>
The length of a circle or radius r is
A semicircle has half this length:
The radius of the flowerbed is 2.5 m, thus the length of the edging material needed to border the lawn design is
Answer:
b is the answer should be
Step-by-step explanation:
2 is too long fo dat
44 is too long
134 like rlly rlly dawg way too long
4 should be it ight
Answer:
15 days
Step-by-step explanation:
Let x be the number of days needed for B to complete the job. Then x-5 is the number of days needed for A to complete the job.
In 1 day,
- A completes of all work;
- B completes of all work.
Hence, in 1 day both A and B complete of all work. A and B working together can do a work in 6 days. Then
Solve this equation:
If then that is impossible. So, B needs 15 days to complete the work alone.