Drag the tiles to match each equation to its number of solutions. Each tile may be used only once. no solutionone solutioninfinitely many solutions Equation Number of Solutions –2(3x – 1) = –6x – 1 2(3x – 1) = 6x – 2 2(3x – 1) = –6x – 2

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