Media Summary: Keep going! Check out the next lesson and practice what you're learning: ... "Learn how to construct and solve a basic William is 4 times as old as Ben. 12 years ago, William was 7 times as old as Ben. How old is Ben now? Practice this lesson ...
Linear Equation Word Problem Linear Equations Algebra I Khan Academy - Detailed Analysis & Overview
Keep going! Check out the next lesson and practice what you're learning: ... "Learn how to construct and solve a basic William is 4 times as old as Ben. 12 years ago, William was 7 times as old as Ben. How old is Ben now? Practice this lesson ... Determining and using rates of change from a data table to solve