Answer:
Step-by-step explanation:
15×20+15×x
Answer:

Step-by-step explanation:
12 has the exponent of 11
12 is the base
^11 is the exponent
since 12 is multiplied by itself 11 times, so that means we will have the exponent of 11...
final answer: 
I hope this helps you :) ! let me know if I am incorrect or not
78.33 APEX.....................................................
Answer:
y=-2x+1
Step-by-step explanation:
Look at the photo i think
I believe it would be the last answer. All you have to do is the pencil test to see if its negative or positive slope.