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Question
When a = 0, b = −1, find the value of the given expression:
2a + 2b
Sum
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Solution
2a + 2b Putting a = 0 and b = -1 in the given equation
= 2 × (0) + 2 × (-1)
= 0 - 2
= -2
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Chapter 10: Algebraic Expressions - EXERCISE 10.2 [Page 168]
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