Question

X-2y+3=-7 3x+2y=3 What is the answer? Show your work

Answer 1

Answer:

Step-by-step explanation:

Add the two equations together to eliminate  

y

from the system.

x

−

2

y

=

−

7

+

3

x

+

2

y

=

3

4

x

=

−

4

Divide each term by  

4

and simplify.

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x

=

−

1

Substitute the value found for  

x

into one of the original equations, then solve for  

y

.

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y

=

3

The solution to the independent system of equations can be represented as a point.

(

−

1

,

3

)

The result can be shown in multiple forms.

Point Form:

(

−

1

,

3

)

Equation Form:

x

=

−

1

,

y

=

3