Answer:
70percent =42
100percent ×42 ÷70
100/7×42
10/7×42=60
therefore the original cost was $60
It equals 5,800. Good Luck In School!

b) It is a cubic function of 4 terms.
- In this case p(3) = t + 2 is synonymous for p = 3 + 2. Remember p is synonymous for y. So in this equation it is p = 5.

Hope this helps!
Answer: It should equal this ,-2+49÷(-7)=-9 !
Step-by-step explanation: