Answer:
-15x+24
Step-by-step explanation:
You can write that as:

Four ratios:
light to dark: 4:12
dark to light: 12:4
black to white: 2:4
white to gray: 4:10
gray to white: 10:4
any of those work.
I think it can be 605. I'm not sure exactly, but I think it is.
<h3>Solve the inequality |3t+1| > 8.</h3>
<h2>ANSWER</h2>
<h3>

</h3>
or
<h3>

</h3>
it has 7 symmetry regular lines