Refer to the Illustration $3 x + y = 3$ ?
__________
Complete the Pairs, If They Are

Refer to the illustration.

How many ordered pairs satisfy the equation $3 x + y = 3$ ?
__________
Complete the pairs, if they are known to satisfy the equation $3 x + y = 3$ .
(-1, ________ ),(0, ________), (________, 0)

How many ordered pairs satisfy the equation $\frac { 1 } { 2 } x - y = - 3$ ?
__________
Complete the pairs, if they are known to satisfy the equation $\frac { 1 } { 2 } x - y = - 3$ .
(-2, ________ ),(0, ________), (2,________)
How many ordered pairs satisfy both equations?
__________ Name the pair(s). __________