Question

3x +4y=7 2 solutions

Answer 1

Answer:

x

=

3

,

y

=

−

1

2

x

=

10

.

y

=

−

23

4

Explanation:

.

You can pick two arbitrary values for  

x

and plug them into the equation to find the corresponding  

y

:

x

=

3

3

(

3

)

+

4

y

=

7

9

+

4

y

=

7

4

y

=

7

−

9

4

y

=

−

2

y

=

−

2

4

=

−

1

2

x

=

10

3

(

10

)

+

4

y

=

7

30

+

4

y

=

7

4

y

=

7

−

30

4

y

=

−

23

y

=

−

23

4

Step-by-step explanation:

Answer 2

Step-by-step explanation:

is there any sign between 7 and 2 ?????????????