Answer:
chapter name and then I explained your questions
Answer:
Vertical
Step-by-step explanation:
Vertical line crossing the x-axis at 6. It does not cross the y-axis.
A) 2x-7=13
2x=20
x=10
B) 3x+4=25
3x=21
x=7
Answer:

Step-by-step explanation:
I supposed that is a "n".
Steps as below:

(3x19.95+23.5+124.95)1.05=
59.85+23.5+124.95 =208.3
208.3×1.05=218.715