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Marta_Voda [28]
3 years ago
15

Please help me! I’m struggling so much: x-3y=3 2x+9y=11 (please find x and y plot points ill give brainliest!!)

Mathematics
2 answers:
Basile [38]3 years ago
6 0

Answer:

CORRECT AMONDO

Step-by-step explanation:

Mazyrski [523]3 years ago
3 0

Answer:

Rearrange [1] to get an expression for

x

[

3

]

XXXXX

x

=

3

+

3

y

Substitute the expression for

x

from [3] into [2]

[

4

]

XXXXX

2

(

3

+

3

y

)

+

9

y

=

11

Simplify

[

5

]

XXXXX

6

+

6

y

+

9

y

=

11

[

6

]

XXXXX

15

y

=

5

[

7

]

XXXXX

y

=

1

3

Substitute the value of

y

from [7] into [1]

[

8

]

XXXXX

x

−

3

(

1

3

)

=

3

Simplify

[

9

]

XXXXX

x

=

4

The solution is

(

x

,

y

)

=

(

4

,

1

3

)

Step-by-step explanation:

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answer

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Answer:

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

Given parameters:

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Unknown:

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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