3. Solve the following inequalities :
(i) 4 - x > -2, x e N (ii) 3x + 1 = 8, x e W.
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Answer:
(i) x < 6
(ii) x = 7/3 = 2.333...
Step-by-step explanation:
(i) 4 - x > -2
=> 4 > -2 + x
=> 4 + 2 > x
=> 6 > x
(ii) 3x + 1 = 8
=> 3x = 8 - 1
=> x = 7/3
=>. x = 2.333...
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