Answer:
2x+4=18
2x=18-4
2x=14
x=14/2
x=7
25+3x=15
3x=15-25
3x= -10
x= -10/3
x= -3.333
D) cannot be determined
60
Step-by-step explanation:
Every 15 minutes so multiply that by 3 to get 45, now multiply 20 by 3 which is 60
I believe its C
The arrow moves both to the left and right infinitely.
