Answer:
Let d = the one-way trip
Write a time equation: time = dist/speed
time out + time back = 4.5 hrs
d/80 + d/100 = 4.5
Multiply by 400 to clear the denominators
400*d/80 + 400*d/100 = 400(4.5)
Cancel the denominators
5d + 4d = 1800
d = 1800/9
d = 200 miles max distance
Answer:
115416 is you answer!!!!!!!!!!!!!!!!!
Step-by-step explanation:
For the answer to the question above,
the Order the set of numbers from least to greatest: square root 64, 8 and 1 over 7, 8.14 repeating 14, 15 over 2
15 over 2, square root 64, 8 1 over 7, 8.14 repeating 14
I hope my answer helped you. Feel free to ask more questions
Answer:
A
Step-by-step explanation:
the answer is A
.......
" 8 more "....means add 8
" twice a number " means multiply the number by 2
ur expression is : 2n + 8