C because something something
Answer:
A does not represent a function
I just answered that on someone elses. the last one is 4x+y+5z=3
answer the other one on the online algebra calcultor
The opposite of 12 is -12 . To add negative<span> numbers to </span>positive<span> numbers count backwards, as if you were subtracting. We have the problem: 1+ (-12). This can be read as “one </span>plus negative<span> twelve.” This can also be read as 12-1 which is 11 so the answer is 11.</span>
