6) e.
?
6) x=3
statements
1) c is the midpoint of ad.
2) ac scd
3) ac = cd
4) 6x= 2x + 12
reasons
1) a (1) given
2) b. (2)
3) segments have equal length."
• (3) subitation
d. subtraction property of equality
6) e. (5)
5) (4)
6) x=3