F(4-x)=12
Domain:(-oo,oo) these are infinity symbols by the way.
Answer:
2/4
Step-by-step explanation:
Change the 2 1/2 to 2 2/4
now subtract 1/4 from 2 2/4 leaving 2 1/4
Now subtract 1 3/4 from 2 1/4 in which you get 2/4
which is the answer :)
The total distance that Dominik will have to walk is the sum of the length of the escalator and the distance that the escalator has traveled. Let t be the time it will take him to reach the top of the escalator. The equation that best models the situation is,
225 ft + (82 ft/min) x t = (106 ft/min) x t
The value of t is 9.375 minutes.
The answer to your very hard question was very hard to do but the answer is 2
Steps:
1) 50 / .1 = 500
2) 500 * .25 = 125
Answer = 125
