What is the value of x when 2x+3=3x-4

What is not true about kl and mn? what is mn? (show your work)

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths