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VladimirAG [237]
3 years ago
12

2x-y-3z=7, 3x+y+=10, 5x+y+2z=15

Mathematics
2 answers:
rosijanka [135]3 years ago
7 0
Y 50 I think it is I am not to sure
BARSIC [14]3 years ago
5 0

Step-by-step explanation:

<h2>hope it helps you see the attachment </h2>

<h3>here I have used substitution method and also elimination method in one equation </h3>

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1x1<br> wdwdwadwdwadwa dwa dwa daw dwa dw adw dw da dw dwa dw adw da daw dw dawd wd wdwdw
amid [387]

Answer:

1

Step-by-step explanation:

1x1 is 1 because 1x1 is 1

6 0
3 years ago
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If a cookie weighs
m_a_m_a [10]
1 cookie = 3/4 of an ounce

16 cookies = ?

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16 cookies = 12 ounces

24 packages = ?

12 x 24 = 288

24 packages = 288 ounces of cookies.

So, your final answer is 288 ounces.

I hope this helps! Good luck!
5 0
3 years ago
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Evaluate :<br> 5 - 3 x when x = - 7<br> Substitute - 7 for x.
monitta

Answer:

26 because if x= -7 then -3 X - 7 = +21

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4 0
3 years ago
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Help!! I have this for a test and im very confused
skad [1K]

Answer:

check this out

Step-by-step explanation:

3 0
2 years ago
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