Question

2x- y=5 x-y=1 solve graphically

Answer 1

Answer:

Explanation:

In this case we have a perfect scenario because the y terms are additive inverses. When the two equations are added, the y terms will add to 0.

2

x

+

y

=

5

A

x

−

y

=

1

B

A + B:

3

x

=

6

x

=

2

Substitute

x

=

2

in B

2

−

y

=

1

2

−

1

=

y

1

=

y

Answer 2

Answer:

2x- y=5 x-y=1 solve graphically