Which expression is equivalent? −9(−2x − 3) a) 18x + 27 b) 18x − 27 c) −18x + 27 d) −18x − 27

What is the slope of a line that is perpendicular to y = 3x + 1

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite