Without multiplying, how can you tell the degree of an equation in factored form

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5