Answer:
One number is -1.5, and the other number is -6.
Step-by-step explanation:
Here are the requirements:
• 4a = b
• a + b = a - 6
(...)
(thinking...)
(...)
Okay. Let's try a = -1.5 and b = -6.
• 4(-1.5) = (-6) (that works)
• (-1.5) + (-6) = (1.5) - 6 (that works)
There you have it!
(I hope...)