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vitfil [10]
4 years ago
11

8TH GRADE MATH HELP IMAGE ATTACHED​

Mathematics
1 answer:
Amiraneli [1.4K]4 years ago
4 0

Answer:

see below:

Step-by-step explanation:

print perfect: 15p + 120

artie's print shop: 10p + 160

eight posters to be the same

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What do you know to be true about the values of p and q?
gizmo_the_mogwai [7]

Answer:

p=q

Step-by-step explanation:

all angles together is 180. p=70 degrees and q = 70 degrees

5 0
3 years ago
Very confusing i know
777dan777 [17]

Answer:

  • (x + 10)² + (y + 4)² = 232

Step-by-step explanation:

<h3>Given </h3>
  • Center = (-10, -4)
  • Point on circle = (4, 2)
<h3>To find </h3>
  • The equation of circle
<h3>Solution</h3>

<u>Remember the standard equation of circle:</u>

  • (x - h)² + (y - k)² = r², where (h, k) is the center and r is radius

<u>We have</u>

  • h = -10, k = -4

Use distance formula (Pythagorean theorem) to work out the length of the radius. We know that radius is the distance from the center to any point on the circle.

<u>Here we are finding the distance between points (-10, -4) and (4, 2)</u>

  • r² = (-10 - 4)² + (-4 - 2)²
  • r² = 14² + 6²
  • r² = 232

<u>So the equation is:</u>

  • (x + 10)² + (y + 4)² = 232
7 0
3 years ago
Karl’s and eddie’s ages added together are equal to 65. 10 years ago, Karl was twice as old as Eddie. How old are they now
trapecia [35]

9514 1404 393

Answer:

  • Karl is 40
  • Eddie is 25

Step-by-step explanation:

10 years ago, the sum of their ages was 65 -2·10 = 45.

If Karl was twice as old as Eddie, his contribution was 2/3 of the sum and Eddie's was 1/3. That is, Karl was (2/3)(45) = 30 and Eddie was 15 at that time.

Now, Karl is 40 and Eddie is 25.

__

This can be solved using a system of equations.

  e = 65 -k

  (k -10) = 2(e -10)

Substituting the first equation into the second gives ...

  k -10 = 2((65 -k) -10)

  k -10 = 110 -2k . . . . . . . simplify

  3k = 120 . . . . . . . . . . . . add 10+2k

  k = 40

  e = 65 -40 = 25

7 0
3 years ago
If f(x)=3x+2 and g(x)=x²-' what are the values of f, x, and 3​
svet-max [94.6K]

Answer:

( f + g) (x) = –2x + 6 ( f – g) (x) = 8x – 2 ( f × g ) (x) = –15x 2 + 2x + 8

Step-by-step explanation:

mathh

3 0
3 years ago
How would i work this out?
Varvara68 [4.7K]
You want to find the number of visits IN BETWEEN 12:30 PM and 6:45 PM

there some visits already recorded before 12:30. These visits are visits that you want to exclude but are included in the TOTAL visits

Before 12:30 the website has 1200 visits and at 6:45 the website has 14000.

You can do 14000-1200 to find the number of visits in the time frame between 12:30 and 6:45

ANSWER 12800 visits

3 0
2 years ago
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