WILL MARK BRAINLIEST ***DUE IN 10* PLEASE HELP ITS ~6TH GRADE~ ZEARN MATH WORK

Q. How long will it take them to finish the book?

Given f(x)=2x^2-8x+6 and g(x)=3x-1 find f(x) +g(x) a. 2x^2+5x+5 b.2x^2-11x+7 c. 2x^2-5x+5 d.2x^2-5x-5

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?

Ineed to know the answer to this algebra question.