Mona claims that |m - n| is always equal to |m| - |n|. Give me two numbers to represent m and n that would prove Mona wrong.

Which expression is equivalent to 2x^2+7x+4?

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96