Question

3x- 2y=5/2,1/3x+3y=-4/3 . solve by Cramer's rule. ​

Answer 1

Step-by-step explan

3x−2y=

2

5

;

3

1

x+3y=−

3

4

D=

∣

∣

∣

∣

∣

∣

∣

3

3

1

−2

3

∣

∣

∣

∣

∣

∣

∣

=9+

3

2

=

3

20

D

x

=

∣

∣

∣

∣

∣

∣

∣

∣

2

5

3

−4

−2

3

∣

∣

∣

∣

∣

∣

∣

∣

=

2

5

−

3

8

=

6

29

D

y

=

∣

∣

∣

∣

∣

∣

∣

∣

3

3

1

2

5

3

−4

∣

∣

∣

∣

∣

∣

∣

∣

=−4−

6

5

=

6

−29

x=

D

D

x

=

3

29

6

29

=

2

1

y=

D

D

y

=

3

29

6

−29

=

2

−1

(x,y)=(

2

1

,

2

−1

)