Answer:
It's linear
Step-by-step explanation:
Linear equations have no exponents higher than a 1, which is the case for this equation cause if there's no exponent it's cause it's just a 1. Non-linear has a exponent higher than a 1, ex. 
Answer:
Numbers to the left of 0 on a number line or anywhere are always negative,
Step-by-step explanation:
Answer:
I believe it would be 1
Step-by-step explanation:
Multiply 3x by -6, it gives you -18 so I'm going to say D