1: Cast ballots, with five to back Edward (5)
3: Nothing we have to pay (3)
5: Ordered hoop to conserve mass and energy (5)
7: I am reported to leer (3)
8: Play with exaggerated emotions made moral play (9)
10: Terrier shows how to stray (3)
11: Proficient in arithmetic, starting with short division (5)
13: Composer employed in hotel garage (5)