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Anestetic [448]
3 years ago
14

The point of intersection of a system of equations is (3,4). Which of the following could represent one of the equations in the

system of equations?
Select one:
A. 2x+3y=15
B. x+y=8
C. −2x+6y=18
D. −4x−y=−8
Mathematics
2 answers:
ELEN [110]3 years ago
6 0
C. Plug in 3 for x and 4 for y and see which equation is true. C is the only one that is.
Darina [25.2K]3 years ago
4 0

Answer:

its A or B  i think

Step-by-step explanation:

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I’m going to take a wild guess and say C, but I’m not sure
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3 years ago
The birdwatching club has 30 members, 21 girls and 9 boys. What is te ratio of girls to boys in the birdwatching club?
guapka [62]
30 members....21 girls and 9 boys

ratio of girls to boys is : 21/9 which reduces to 7/3 or 7:3 or 7 to 3
8 0
3 years ago
Suppose that on your college campus building a is east of building b, but they aren't exactly in a straight row; one is 15 feet
Neporo4naja [7]

Answer:

Alignment Heuristic parameters.

Step-by-step explanation:

The students' cognitive maps shows them in a straight row because the students have used "Alignment Heuristic" parameters.

4 0
3 years ago
Necesito que me ayuden con unas tareas de matematicas de primer grado de secundaria​
Alex_Xolod [135]

Answer: i don't know

Step-by-step explanation:

                               

5 0
3 years ago
Write a bracket to make the calculation correct <br><br> 4 + 1 *7-2 =25
Lelechka [254]

Answer:

[4 + 1] *[7-2] =25

Step-by-step explanation:

[4 + 1] *[7-2] =25

We need to get to 25

What makes 25

5*5

4+1 =5

7-2 =5

5*5 =25

So we need brackets around 4+1 and around 7-2

6 0
3 years ago
Read 2 more answers
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