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Find the Largest Value of X for Which 2(X – 1) ≤ 9 – X and X ∈ W. - ICSE Class 10 - Mathematics

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Question

Find the largest value of x for which 2(x – 1) ≤ 9 – x and x ∈ W.

Solution

2(x – 1) ≤ 9 – x

2x – 2 ≤ 9 – x

2x + x ≤ 9 + 2

3x ≤ 11

`x <= 11/3`

`x  <= 3.67`

Since, x ∈ W, thus the required largest value of x is 3.

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Solution Find the Largest Value of X for Which 2(X – 1) ≤ 9 – X and X ∈ W. Concept: Linear Inequations in One Unknown.
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