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eduard
3 years ago
13

How do i solve for x

Mathematics
1 answer:
Dafna11 [192]3 years ago
5 0

The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try! so im pretty sure its 20

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expeople1 [14]

Answer:

Table B

Step-by-step explanation:

Table A Input Output

                5 3

                5 2

                4 1

Has  an input that goes to 2 different outputs, not a function

Table B Input Output

                 1 2

                 3 2

                 5 3

one to one relation which is a function

Table C Input Output

                 0 0

                 1 2

                 1 3

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Table D Input Output

                  4 2

                 4 3

                 4 4

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4 0
3 years ago
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Phoenix [80]
2x -4y=20
-4y=-2x+20
Y= 1/2x - 5 that’s the answer
3 0
3 years ago
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iogann1982 [59]

Answer:

I don't ducking know

Step-by-step explanation:

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8 0
2 years ago
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365 days are in a year
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3 years ago
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spayn [35]

Answer:

200 x .39

Step-by-step explanation:

200 x .39= 78

6 0
3 years ago
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