Which expression represents: twice a number increased by 39​

Me on this online 24 game! you have to add, subtract, multiply, or divide any of these to equal !

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint.how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

Describe a situation that you could represent with the inequality x< 17