Answer:
Two lines or shapes that lie exactly on top of each other. Example: these two lines are coincident, only you can't see them both, because they are on top of each other.
Step-by-step explanation:
Answer:
no
Step-by-step explanation:
the graph should be facing up.
Answer:
-4
Step-by-step explanation:
The number that is by itself is always the y-intercept
Yes! If there one one negative and one positive then the answer would've been negative!
