Step-by-step explanation:
28,4 most likely I think
168/3=56. 56 miles per hour.
Evaluate this...

the x at the bottom cancels out one of the xs at the top so it will be

Now the one cancels out one of the 1s in the -4 so

Hope this helps :)
Answer:
1282kg
Step-by-step explanation:
1.0*1.12*1.1=1.232 tonnes
50kg + 1232kg = 1282kg
Hope this helps :)
Step-by-step explanation:
hope this helps. in the first part you set the problems equal to each other. in the second, you get rid of one letter, then solve.