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Maths Puzzle
Numerical Ability
solve by addtion method 2x-4y=7
4x+2y=9
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The question out of my book states: Find the quotients
(-3ab^2) Divided by (-9ab^2-6a^3b^3)
I divided -3ab^2 by -9ab^2 and -6a^3b^3 and I got =3ab + 2a^
Find all values of w satisfying the equation:
3w/w - 2 = negative 27/w^2 - 8w + 12