Answer: A picnic table is on sale for 60 percent off. The original price of the picnic table is x, $144.10.
Step-by-step explanation:
Given equation: 
To find x, divide 0.6 on both sides, we get

Also 
Thus, 
So the best scenario modeled by the above equation is
"A picnic table is on sale for 60 percent off. The original price of the picnic table is x, $144.10."
the second option
Step-by-step explanation:
Line CD is parallel to line AB, shown by the arrows in the middle of both of the lines.
4b-3 .. you use distributive property and multiply 3*b-1 then you have 7b-3b-3 then you combine like terms and subtract 3b from 7b and get 4b-3
Here is the link to the graph. You can scale it and tweak it.
https://www.desmos.com/calculator/mawkflj9ws
Hope this helped!
<span>3. Two isosceles right triangles
Every square has 4 right angles, so each triangle will have one right triangle, which makes the triangles, right triangles.
They are isosceles because all sides of the square are the same, though the diagonal is not.
Hope this helps :)
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