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Maths Puzzle
Numerical Ability
name the property of 2+3=3+2
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how do u do this 2x+3y=(-4)
x+y=(-2)
and this x+2y=0
y=3
A piece of wooden rod 33 cm. long is to be divided into 3 parts, each of which parts is to be progressively longer than the next part by two whole centimeters unit. How long is each part?