book Maths Puzzle Numerical Ability

find three consecutive numbers whose sum is 126

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book Other Question

state the equation of the line parallel to y=3/4X-2 and through (5,-1) into standard form 5z^2-4z+1=0
z^2-4/5z+1/5=0z^2-2*2/5z+(2/5)^2-(2/5)^2+1/5=0
z^2-2*2/5z+(2/5)^2=-1/25