Find the missing side length on the triangle. 21 yd 28vd

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

What are the interpretations of the line 3x - 15y = 60? x-intercept y-interception a: x 20 - y -4 b: x 5 - y 20 c: x -3 - y 15 d: x -4 - y 20

Michael split a rope that was 28 inches long into 5 equal parts. brenden split a rope that was 30 inches long into 6 equal parts. which boy's rope was cut into longer pieces?