find an equation of the line that has a y intercept of -2 and is perpendicular to the graph of the line x-2y=5.

Dee used 2 1/3 cups of sugar for a cake recipe. if the amount of sugar the container holds is 3 times the amount she used, does the container hold more than, less than, or equal to 3 cups of sugar? explain.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.