(?) is (-1) and that gray blank thing is 3.
Give a brainliest please:-)
Answer:

Step-by-step explanation:
Answer:
t = -1/8.
Step-by-step explanation:
t / 5/12 = -3/10 Invert the 5/12 and multiply:
12t / 5 = -3/10
Cross multiply:
12t * 10 = 5 * -3
120t = -15
t = -15/120 = -1/8.
Use distributive property
-28y+8y= -20y
Answer: A. 724
Step-by-step explanation: