Rachel types 16 words in 3 minutes. rachel types at a constant rate. how many words does rachel type per minute?

The measure of an angle is 117°. what is the measure of a supplementary angle?

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders

On #16 : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.