book Maths Puzzle Numerical Ability

I am having trouble solving this inequality. Please help me. Thanks

-6 < 5y - (2y - 9)

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book Other Question

How di I find the solution also sketch the graph.

5 - 2(x - 2) = 3x -5(x - 2) - 1
The sum of three integers is 25. The first integer is 4 times the sum of the second and third integer. The second is twice the opposite of the third. What are the integers?