ict4.pptx z

Ict

1. CHAPTER 2 EQUATIONS

2. DIFFERENT PROBLEMS

3. QUESTION 1

4. Ans : 6x -5 = 4x + 1 6x- 4x = 1 + 5 2x = 6 x = 3

5. QUESTION 2

6. Ans : Age of Rahul = x Age of Arun = 2x + 1 Age of Manu = 3x – 10 2x + 1 = 3x - 10 3x - 2x = 10 + 1 x = 11 Age of Rahul = 11years old

7. QUESTION 3

8. ANS: Age of achu = x Age of mother = 4x Age of achievement after 5 years = x+ 5 Age of mother = 4x + 5 The equation is 4x + 5 = 3( x+ 5) 4x + 5 = 3x +15 4x – 3x = 15- 5 x= 10 Age of achu = 10 years old Age of mother = 40 years old

9. THE END