6( 5-8x) +12= -54
i need i didn't understand this problem it's really hard to solve it doesn't make sense to me ?

2-digit numbers less than 91 which are 1 less than a multiple of 10

Factor the monomial completely 42a3b3

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance