if a man leaves home at 22:15 hours and arrives to school at 04:00 hours how long did his journey take

5 hours and 45 mins

Step-by-step explanation:

It takes:

24:00-22:15=1 hour 45 mins and 4 hours in the next day

In total 5 hours and 45 mins

the solution is h=10 because you add 9 to each side of the equation.

hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb