Which equation is an identity?

3w + 8 – w = 4w – 2(w – 4)

8 – (6v + 7) = –6v – 1

5y + 5 = 5y – 6

6m – 6 = 7m + 9 – m

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

The lengths of the two sides of a right triangle are 5 inches and 8 inches what is the difference the possible lengths of the third side of the triangle

Really need ! 35 create an equation that can be used to find the value of x? hint: what type of angle pair do you see? here are the questions to answer, after you create an equation: 1) what should be the total amount used for this type of angle pair? explain how you know. 2) what is the answer to your equation for "x"? 3) after you find your answer for "x" in your equation, find the degree measurement for angle aed?