- (-x) is same as
(a) - x
(b) x
(c) 1/x
(d) -1/x

Solution:

Given -(-x)

We know that the negative of a negative number gives positive value.

-1 × -x = +x

Therefore, it becomes positive x

Positive x can be written as just x

✦ Try This: -(-3) = -1 × -3 = 3

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 1

NCERT Exemplar Class 8 Maths Chapter 1 Problem 13

- (-x) is same as (a) - x, (b) x, (c) 1/x, (d) -1/x

Summary:

-(-x) is same as x

☛ Related Questions:

• The multiplicative inverse of -1 1/7 is (a) 8/7, (b) -8/7, (c) 7/8, (d) -7/8
• If x be any rational number then x + 0 is equal to (a) x, (b) 0, (c) - x, (d) Not defined
• The reciprocal of 1 is (a) 1, (b) -1, (c) 0, (d) Not defined