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lisabon 2012 [21]
3 years ago
10

A(n) ______ is a letter or symbol that represents some unknown value

Mathematics
2 answers:
Aloiza [94]3 years ago
7 0
Variable like a or x or y
ollegr [7]3 years ago
7 0
The letter is the "x", because is used to represent unknown values. Sometimes the "y" is used too, but the principal is the "x". I hope that helps u. 
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3 0
3 years ago
Please help me, i will fail if i dont do this homework. EEEEEEE
Shkiper50 [21]
Answer:
1/2

Step by step solution:
First identify the multiple of 2...
2,4,6,8,10....
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3 0
3 years ago
Steak cost $3.85 per pound if you buy a 3 pound steak and pay for it with a $20 bill how much change will you get ?
Pie

Answer:

$ 8.45

Step-by-step explanation:

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3 0
3 years ago
Read 2 more answers
What’s the correct answer for this?
katovenus [111]

Answer:

FIRST option is the correct answer

Step-by-step explanation:

First option is the correct answer.

(x+11)^2 + (y+ 6)^2 = 324\\ (x+11)^2 + (y+ 6)^2 = 18^2 \\

Equating it with:

(x-h)^2 + (y-k)^2 = r^2 \\- h = 11\implies h = - 11\\- k= 6\implies k = - 6\\Center = (-h, \: - k) = (11,\: 6)\\r^2 = 18^2 \\Radius= 18\: units

8 0
3 years ago
Explain how to solve the equation and how to check the solution.<br> 40 = 8y
Natalija [7]

Answer:

y=5

Step-by-step explanation:

8 x 5 = 40.

You can check the solution by doing this. 40 divided by 5 = ? 8.

3 0
3 years ago
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