Answer:
t = -0.8
Step-by-step explanation:
8.75t + 9 = 12.5t + 12
subtract 9 from each side: 8.75t = 12.5t + 3
subtract 12.5t from each side: -3.75t = 3
divide each side by -3.75: t = -0.8
Im fairly sure ish that its -1.25