Question

Which ordered pair does NOT satisfy the relation 2 x - y = - 3

a ( -2 ,-1 )
b( -3, - 3)
c (0,- 3 )
d ( -1 , 1 )

Answer 1

Plug it in
2(-2) - (-1) = -3
-4 + 1 = -3
not A
2(-3) - (-3) = -3
-6 + 3 = -3
Not B
2(0) - (-3) = -3
0 + 3 ≠ -3
C is the answer
2(-1) - (1) = -3
-2 - 1 = -3
Not D