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soldi70 [24.7K]
3 years ago
10

Hola necesito eso urgente porfavor lo tengo que entregar en 2 horas

Mathematics
1 answer:
DENIUS [597]3 years ago
6 0
La respuesta es x=10

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Equation 1: m = 8 + 2n
slava [35]

Answer:

1:×4

m×4=(8+2n)×4

4m=32+8n

now,

1:×4 - 2:

4m-4m = 32+8n -4+4n

0=(32-4) +(8n-4n)

0=28+4n

28=-4n

n= -7

n=-7. 1:,

m=8+2n

m=8+2×(-7)

m=8-14

m=-6

7 0
2 years ago
#8 can anyone help? I need help solving this and showing the work
tamaranim1 [39]
Use distance formula
=√(3-3)^2 +(-4-4)^2
=√64
=8
3 0
3 years ago
Read 2 more answers
Please answer correctly !!!!!! Will mark brainliest !!!!!!!!!!!
puteri [66]

Answer:

I answered this already for you: brainly.com/question/16790720

8 0
3 years ago
Could somebody help.​
Marianna [84]
The answer is 4/9.

To find the answer you would need to find the values of x and y. Using the given information you know x/5 is equal to 2/3. Then you would cross multiply and divide in order to fine the value of x, which is 10/3. Doing the same thing to find y, which would be 15/2. Since it’s day the ratio of x and y. You would divide the value of x by y to get your answer of 4/9.
8 0
3 years ago
What is the solution to the following system?<br> X+2y+z=9<br> X-y+3z=13<br> 2z=10
Vinvika [58]

Answer:  x = 0; y = 2; z = 5

Step-by-step explanation:

x+2y+z=9

x-y+3z=13

2z=10

==

Start with the last equation:  2z = 10, therefore z = 5 [easy]

Let's rewrite the second equation with 1) z=5, and 2) rearrange to find x:

x-y+3z = 13

x - y +3*5 = 13

x = y-2

Now use the values for x [(y-2)] and y [5] in the first equation:

X+2y+z=9

(y-2) +2y + 5 = 9

3y +3 = 9

3y = 6

y = 2

Now that we have y [2] and z [5], let's use the first equation to solve for x:

x+2y+z=9

x + 4 + 5 = 9

x + 9 = 9

x = 0

====

Try the three values (x=0, y=2, and z=5) in any of the formulas.  The result should/will equal the number shown.

5 0
3 years ago
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