0.07x+0.08 (9000-x)=700
Solve for x
0.07x+720-0.08x=700
0.07x-0.08x=700-720
-0.01x=-20
X=20÷0.01
X=2,000 invested at 7%
9000-2000=7000 invested at 8%
Maximum and minimum turning points at (-2|33); (0.4|0.928)
Inflection points at (-1.472|21.195); (0|1); (0.272|0.957)
Answer:
the answer to the problem is h=7
Answer: adult ticket : 5.50
Student ticket : 2.75
Step-by-step explanation:
Answer:
0.65, 0.6, 0.5, 0.5
Step-by-step explanation: