Answer:
6/10
Step-by-step explanation:
all can be reduced to 2/5, except 6/10:
2/5
8/20=2/5 (divide out 4)
12/30=2/5 (divide out 6)
but not
6/10 = 3/5!
The standard form: Ax + By = C.
We have:

<h3>Answer: x - 4y = 8</h3>
Answer:
the answer to this question is b. -28