Answer:
If you substitute (-1,2) meaning x and y
2=3(-1)-2
2=-3-2
2= -1
Step-by-step explanation:
he's incorrect since the solution does not equal 2 on both sides
Answer:
Step-by-step explanation:
Answer:
a
Step-by-step explanation:
Answer:
What!??!
Step-by-step explanation:
7b + 15 ??
or
7b x 15
You would use the subtraction property of equality.