Which of the following equations has infinitely many real solutions? a. 6x + 1 = 6x − 1 b. 6(x − 8) = 6x − 48 c. 6x + 1 = x − 1 d. 6(x − 8) = 6x + 48

Question 4 of 10 2 points what is the second part of the process of investigating a question using data? a. rephrasing the question o b. describing the data c. collecting the data o d. making an inference submit

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9

Vertical angles must check all that apply