RATIONAL NUMBERS , LINEAR EQUATIONS IN ONE VARIABLE
- Which rational number is called identity element for addition of rational numbers ?
- 3x – 3 = 2x + 2 , the value of x is
- Write the present age of a mother , if she is 2 years less than three times her son’s age ,if her son’s age is x years.
4 .Which rational number is multiplicative identity for rational numbers ?
- If 2x -2 = x +3 , then x is
- Additive inverse of is
7 . Find tha value of
8.Evaluate : +
9.Evaluate : +
10.Evaluate : +