Question

Solve each system by elimination.

x+y=5
x-y=-3

Answer 1

Answer: x=1, y=4

Explanation:

First, add these equations to eliminate y

x+y=5

x-y=-3

2x=2

Then solve 2x=2 for x

2x/2=2/2

x=1

Now we plug the x back to solve for y.

x+y=5

1+y=5

-1 -1

y=4