Unknown number related questions in linear equations
Get the most by viewing this topic in your current grade. Pick your course now.
Examples
Lessons
- Two numbers have a sum of 24. Find the two numbers if the second number is 6 times the first one.
- The sum of four times one number plus two times a second number is eight. The sum of three times the first number plus 5 times the second number is 24. Find the numbers.
- Sarah is three times as old as her sister Jenny. In nine years the sum of their ages will be 26. How old are they now?
Free to Join!
StudyPug is a learning help platform covering math and science from grade 4 all the way to second year university. Our video tutorials, unlimited practice problems, and step-by-step explanations provide you or your child with all the help you need to master concepts. On top of that, it's fun - with achievements, customizable avatars, and awards to keep you motivated.
Easily See Your Progress
We track the progress you've made on a topic so you know what you've done. From the course view you can easily see what topics have what and the progress you've made on them. Fill the rings to completely master that section or mouse over the icon to see more details.Make Use of Our Learning Aids
Earn Achievements as You Learn
Make the most of your time as you use StudyPug to help you achieve your goals. Earn fun little badges the more you watch, practice, and use our service.Create and Customize Your Avatar
Play with our fun little avatar builder to create and customize your own avatar on StudyPug. Choose your face, eye colour, hair colour and style, and background. Unlock more options the more you use StudyPug.
