What is the missing statement and the missing reason in step 5? 1 Reasons given Statements 1 MZADE = 60° mZCDF - (3x+15) 2 ZADE and ZCDF are vert. Zs 3 ZADE - ZCDF 4 TZADE = m/CDF 5 2 6 45-3x 7 15 - x def. of vert: Is vert 25 a def of 3 3 4. 5 6 7 subtr. prop div. prop O Statement: 60 = 3x + 15; Reason: substitution O Statement: x = 15; Reason: subtraction property of equality o Statement: 60 = 3x + 15; Reason: transitive property Statement: x = 15; Reason: subtraction and division properties of equality