Jaun worked three times as many hours as jerry. marcia worked 3 more hours than jerry. if they worked a total of 28 hours, how many hours did each employee work?

Use the distributive law to multiply. 3(4x + 5y + 6)

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a. p.

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth