book Maths Puzzle Numerical Ability

solve the polynomial equation 3x cubed=6x squared by factoring

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book Other Question

Seattle Star blends whole bean coffee worth $0.93 per pound with half bean coffee worth $1.20 per pound to get 30 pounds of a coffee blend worth $1.02 per pound. How many pounds of each type of coffee does she use? Could you please help me solve this equation? (-x/3)-5=2x