23. 43 = 23, 2n = 29

What is n

Yuri, sam and dani had the same math homework last night, but none of them finished it. yuri finished 3/8 of her homework, sam finished 4/6 of her homework and dani finished 1/2. who finished the most math homework? who finished the least amount?

Ineed with number 17 i don’t get it at alll

Which of the following is a justification used while proving the similarity of triangles lom and mon