Ch7 Finding the Unknown (part 2) | हिंदी व्याख्या | Class 7 Ganita Prakash II | NCERT Maths 2025
Welcome to Part 2 of Chapter 7, "Finding the Unknown," from the new NCERT Class 7 Maths book, Ganita Prakash II (2025). In this video, we simplify the core concepts of algebraic equations using easy-to-understand detailed steps. This Hindi explanation is perfect for CBSE and NCERT students looking for a clear and detailed tutorial on the new syllabus. Timestamps: [00:00] - Recap of Part 1 (Weight Problems). [01:07] - Matchstick Patterns: Solving for the $n$-th position using equations (e.g., $2n + 1 = 99$). [05:50] - Analyzing the possibility of even/odd results in patterns (Logic check). [08:24] - Formal Definition of an Equation: Understanding equality and algebraic expressions. [11:45] - Concept of LHS (Left Hand Side) and RHS (Right Hand Side). [14:40] - Section 7.2: Solving Equations Systematically: The golden rule of balanced operations (+, -, *, /). [18:40] - Detailed walkthrough: Solving equations with variables on one side ($5x - 4 = 7$). [20:38] - Solving equations with variables on both sides ($6y + 7 = 4y + 21$). [23:40] - Special Case: Solving equations where the result is zero ($5s = 3s$). [25:56] - Handling complex equations with brackets and negatives ($4(m+6) - 8 = 2m - 4$). [28:45] - Creating an equation with No Solution ($x + 4 = x + 5$). [30:10] - Common Mistakes: Why you should never divide by an unknown letter number. Topics Covered: NCERT Class 7 Maths Ganita Prakash II Solutions Chapter 7 Finding the Unknown Part 2 Introduction to Algebra and Equations for Class 7 Step by step Method for Solving Unknowns Watch our Algebra Simplified Playlist: • Playlist Part 1 • Ch7 Finding the Unknown (part 1) | हिंदी व... Don't forget to: ✅ Subscribe for more Class 7 NCERT Maths tutorials! 👍 Like the video if it helped you understand the chapter. 💬 Comment below if you have any questions about this chapter. #Class7Maths #NCERT #GanitaPrakash #FindingTheUnknown #AlgebraClass7 #ProfAnalysis #MathsInHindi #NCERT2025 #profanalysis
