exam Maths Puzzle Numerical Ability

solve open sentence with cases one and 2

|14-2z|=16

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exam Other Question

if the sides of a square are decreased by 2cm, the area is decreased by 36cm^2 how would i get the dimensions of the original square? 1b This is the order of operation problem 12-2[15-3(3(4TH POWER)-2(4TH POWER)*3)} please show me how this is solve. thanks!!!