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Solve for x (x is a real number), 4x +3 < 5x +7

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Solve for x (x is a real number), 4x +3 < 5x +7

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Given, 

4x + 3 < 5x + 7

Transposing 5x to LHS and 3 to RHS, we get

4x - 5x < 7 – 3

Or - x < 4

Or x > 4

∴ When x is real, the solution is (4, ∞)

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