HELP PLEASE 1 QUESTION! Please write in slope-intercept form.

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9