What is the domain of the function {(−5,6),(2,−8),(7,12),(−2,−8)}

A.{−5,6,2,−8,7,12,−2}

B.{6,−8,12}

B.{−5,2,7,−2}

B.{6,2,7,12}

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality