Nine
(6 × t) + (6 × 2)
Ten
(-5 × 4) + (-5 × x)
Eleven
(5 × -3) + (v × -3)
Twelve
(w × 4) + (-2 × 4)
Thirteen
(-7 × 8n) + (-7 × - m)
Fourteen
(6 ×-6) + (d × -6)
Fifteen
(4c × -2) + (2d × -2)
Sixteen
(-2 × 3f) + (-2 × 5g)