Verify a - (-b) = a + b for the following values of a and b.
a = 21, b = 18
[2 Marks]
[APSCERT]
[Addition of Integers]

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Solution

Solution:

Given:
a = 21, b = 18

To Find:
Verification of a - (-b) = a + b

Step 1:
a - (-b) = 21- (-18) = 21 + 18 = 39
[1 Mark]
Step 2:
a + b = 21 + 18 = 39
$∴$ a - (-b) = a + b = 39
[1 Mark]

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Question 8(i)
Verify a - (-b) = a + b for the following values of a and b.
a = 21, b = 18

Verify a − (−b) = a + b for the following values of a and b.

(i) a = 21, b = 18

(ii) a = 118, b = 125

(iii) a = 75, b = 84

(iv) a = 28, b = 11

Verify $a - (- b) = a + b$ for the following values of $a$ and $b$ .

$a = 21, b = 18$

Verify $a - (- b) = a + b$ for the following values of $a$ and $b$ .
(i) $a = 21$ , $b = 18$ (ii) $a = 75, b = 10$

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