Question

Solve the system.
y-x=4
x+y=6

Answer 1

x=1 y=5

Explanation:

y=4+x

x=y=6

x+4+x=6

y=4+x

2x+4=6

y=4+x

2x=2

y=4+x

x=1

y=4+x

y=5

x=1