exam Maths Puzzle Numerical Ability

solve the equation:
[2x-[3x=1]]=1

brackets meaning absolute value
Thank you!

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exam Other Question

Hi i would like help on this problem.
We need to use a table of values to graph a linear equation.
4x+4y=2
Can you provide the graph for this.
ThankS.. I need your help solving this problem:3x+y-1=49