Question

x + y = 10
find x and y​

Answer 1

Step-by-step explanation:

tion:

∣

∣

∣

x

+

y

=

10

x

−

y

=

2

∣

∣

∣

Add both equations together.

x

+

x

+

y

−

y

=

10

+

2

2

x

=

12

∣

:

2

x

=

6

Sub the result into any of the two equations for

x

6

+

y

=

10

∣

−

6

y

=

4