exam Maths Puzzle Numerical Ability

solve the system of linear equations

7/11x -1/6y=29/33

2/5x-1/3y=4/15

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exam Other Question

What is the length and width of three different rectangles that have an area of 24cm squared (24cm2)? I don't understand how to solve this problem dealing with absolute value and real numbers.

-|3-9|+2|-5-6|=_____

2|-4-9|-4|2+(9)|=_____

Thank you