Answer:
1133.4312 US$
Step-by-step explanation:
Just use a calculator or write it down
the formula for slope is

so just replace y and x for the proper values
3.) (2,1), (4,2), (6,4), (7,5), (8,6)
I think you are asking for help because maybe you are nervous to guess....but really just trust your first answer! and think about it!! you are so smart you can do it;) (cuz smart pple ask qs;))