exam Maths Puzzle Numerical Ability

What is the sum of the solutions of the equation 3x^2+11x=4?

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exam Other Question

Please help me solve this problem. Please give three significant digits.(I need to use logarithms also.)

2^x-2=14 Water freezes at 32 degrees Farenheit (or 0 degrees Celcius) and boils at 212 degrees Farhenheit (or 100 degrees Celcius). Write a linear equation that models the temperature in d