Answer:
After 15 years the use of said machine is no longer profitable
Step-by-step explanation:
it should be used, as long as the money generated is not smaller as the costs generated. By setting both formulas equal (calculating the x value for when they are equal) you get x = 15 and x = -2.5(which doesnt make sense in this context).
Answer:
164
Step-by-step explanation:
10+11+12+13+14+15+16+17+18+18+20 = 164
Answer:
1.66666667 <-- repeatedly is your answer
Step-by-step explanation:
Answer:
5.5 I use a calculator and I also checked my work