Answer: I am pretty sure it is y=-1/4x-8. Hope this helps!
Step-by-step explanation:subtract the 2x from both sides which gives you 8y=-2x-64. Then you want to divide both sides by 8 to get y=-1/4x-8
I hate dividing fractions but I think -2/16 off of my best hunch.
If a quadrilateral has one pair of sides
It would be $1000 x 0.5 interest, then you should have 500 and multiply it by 20 years, which would be 10,000