Mathematics

7 July, 13:16

Andrew solved the following inequality, and his work is shown below:

-4 (x + 8) + 25 ≤ - 2 + 1 (x - 50)

-4x - 32 + 25 ≤ - 2 + 1x - 50

-4x - 7 ≤ 1x - 52

-5x ≤ - 45

x ≤9

What mistake did Andrew make in solving the inequality?

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