I'm not doing your work for you figure it out
The answer is in the photo
Answer:
-20-15=-35
Step-by-step explanation:
I think this answers your question, sorry if I'm wrong!
Answer:
2, I think. Lines 1 & 2 and lines 7 & 4 are perpendicular
edit: 3 pairs, 3 & 5 is the last one
Step-by-step explanation:
About 13%,
0.20 is the additional price added,
0.20/1.5, however it could also be 11% depending on which rate you start from.