Answer:
A i think
Step-by-step explanation:
Answer:
a equals and b equals 7
Step-by-step explanation
divide both side by 3 getting a+b=(28/3)
subtract b from both sides getting a=(28/3)-b
to solve for b its the same way so b=(28/3)-a
you can then substitute
Table A only, because as the number goes up one in the x column the number in the y column adds 19 to the previous number