Maths-Visualization-of-Functions Ratio of Geetha's age to Sita's is 3:4. Sum of their ages is 28. Find their ages. Functions 3x and 4y as planes. Their intersection is Line1 Functions x and 28-y as planes. Their intersection is Line2 The solution: Intersection of Line1 and Line2 is a point (x=16, y=12)
