Question

x+y=y, 2x-3y=3 solve using substitution method.​

Answer 1

Answer:

First, substitute

3

y

in the second equation with

2

x

(this is given to us in the first equation), and solve for x:

x

=

2

x

−

3

x

=

3

Insert x's value back into first equation, and solve for y:

2

⋅

3

=

3

⋅

y

y

=

2

Solution is:

x

=

3

,

y

=

2