Solve for x in the equation x^2-4x-9=29.
x=2+sqrt42
x=2+ sqrt33
x=2+√34
x= 4+ sqrt42

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Find two numbers if their sum is 91 and the ratio is 6: 7?