Z+17=7 solve the equation

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Compare the cost of the bike trips from the two companies shown. for both the cost in a linear function of the number of days which statements is true

If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?