Answer:
b. 4+7x-2
Explanation:
when you add like terms for the first equation it becomes 7x-6
the second one becomes 7x+2
the third one becomes 7x-6
and the last one is also 7x-6
which means the second one is not equivalent
Answer:
Step-by-step explanation:
The next number is 110
Answer:
the nth term is -3n+13.
so if you substitute n for 63, the answer would be -176
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
x4−y4/x−y
=
x4−y4/x−y