The coach took his soccer team for ice cream to celebrate their win. The single-scoop ice cream cones were $2.75 and the double-scoop ice cream cones were $5.25. The
coach bought 15 ice cream cones and spent a total of $61.25. How many double-scoop
ice cream cones did he buy?

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