Answer: 1: Yes 2: No 3: No
Step-by-step explanation:
You plug in each ordered pair into the equation.
1: 4(3) + 3(1) = 15
12+3=15
2: 4(7) + 3(0) = 15
28+0=15 X
3: 4(0) + 3(-3) = 15
0+-9=15 X
