Solve the Equation
5/6x - 10 = 1/3 (x - 15)

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Tan198=asin164=? how to solve this? ?