exam Maths Puzzle Numerical Ability

Please solve and graph the inequality. thanks!

-3 < 2x - 1 < 9

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exam Other Question

Find the area of the shaded region, round to nearest unit, use pie = 3.14.
The sides of the shaded area measures 18 mm and the top measures 36 mm, and the
radius of the circle in
1.) (7x+1)/(2x+5) + 1 = (10x-3)/3x

2.) 10/(x^2-2x) + 4/x = 5/(x-2)