Turysta przebył połowę.całej trasy wycieczki pociągiem 0,1 tej trasy przewędrował pieszo a 1/4 trasy przebył autobusem .posostało mu do przebycia 18km .ile km miała trasa tej wycieczki?

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip