Question

Solve the system.
y = x + 2 and y = -x + 0
A. (1, -1)
B. (-1, 1)
C. (1, 3)
D. (-1, 3)
E. no solution

Answer 1

B

Answer 2

y=x+2.............1
y=-x+0............2
sub 2 in 1
x+2=-x+0
2x=-2
x=-1
sub this value of x in any equaiton
y=-1+2 = 1
(-1,1)