What is opposite of 6.8?

What value of x is in the solution set of 4x – 12 s 16 + 8x?

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

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12