Find detailed and accurate answers to your questions on IDNLearn.com. Our Q&A platform offers detailed and trustworthy answers to ensure you have the information you need.

A train travels at (3x + 5) miles per hour for 4 hours. Write an expression showing this.
___________________

If x = 4, how far did the train travel in four hours? _________________


Sagot :

3x4+5=17 you just replace the x with the 4 then multiply 3 by 4 and add 5
3x+5. Replace the x with a 4 and multiply 3 and 4. You’ll get 12 plus 5 and the answer well be 17.