(answer is 17,680.) 24*30=720 40*40=1600 720+1600=2320. 100*200=20,000. 20,00-2320=17,680.
Answer:
F
Step-by-step explanation:
Answer:
Step-by-step explanation:
Let's substitute the first equation into the second one.
- Multiply by and bring all the terms to one side.
I'll use my graphical calculator to solve this but you could factor:
(All rounded to 2 decimal places)
Now we can substitute these values into an equation for .
it's C Alan because the 7s were the times he ride the roller-coaster 7s are close to 8s.