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Ilya [14]
3 years ago
10

A line has a slope of 3 and includes the points (8,9) and (7,c) what is the value of c

Mathematics
1 answer:
lozanna [386]3 years ago
5 0
C=6. Slope is the change in y value over the change in x value. Since the change in x is 1 between the two points, then the change in y will be 3.
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What is the period of y=2cos(3x-2pie)
Tpy6a [65]

Answer:

Period = 120

Step-by-step explanation:

BTW WHY IS IT PIE not PI LOL

Period = 360/|k|

Period = 360/3

Period = 120

6 0
3 years ago
An employee earns $195 for 15 hours of work. Assuming he is paid by the hour, how much will the employee earn in 8 hours?
vampirchik [111]

Answer:

$104

Step-by-step explanation:

  1. First, find the employee’s hourly rate.  You can do this by dividing the total amount earned by the total hours worked. \frac{195}{15}=13
  2. Now that you know that the employee’s hourly rate is $13 per hour, you can multiply the hourly rate by the number of hours. 13*8=104
7 0
3 years ago
A rare fish cost $350 per pound of Fish Market Mark of the price 15% how much is the market selling the fish for
Aliun [14]
350 x 15 = 5,250

5, 250 divided by 1000 is 5.25

15% = 5.25

if the price was marked up 15% the price would be
$ 360.25 >> 350 + 5.25

if the price was marked down 15% , the price will be $ 344.75
5 0
3 years ago
1. A cylinder with a height of 5 in and a radius of 2 in is shown.
dexar [7]

Answer:

62.8 cubic inch

Step-by-step explanation:

For Cylinder

height (h) = 5 in

radius (r) = 2 in

Volume of Cylinder

= <em>π r² h</em>

= 22/7 * 2 * 2 * 5

= 22* 20/7

= 440/7

= 62.8 cubic inch

Thus, the volume of the cylinder is <em><u>62.8 cubic inch</u></em>

5 0
4 years ago
Of 140 seventh grade students, 15% earn the presidential physical Fitness award. How many students earn the award
Makovka662 [10]
To find this answer you need to multiply the percent by the total, in this case 15% times 140. Remember to change the percent into a decimal (0.15). 

0.15 (140)= 21

21 people earned the award
3 0
3 years ago
Read 2 more answers
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