Answer:
C IS THE ANS COS ALL POLYGONS ARE CLOSED AND IF IT NOT CLOSED IT NOT A POLYGON
The common denominator is 40.
Answer:
$1530
Step-by-step explanation:
First of all, it is required to convert 35g of gold into ounce.
Since,
1 oz = 28 g
or, we can write,

Now, for 35 g of gold, we can write,

Since, local jewelry will buy at $ 1224 per oz, and we have 1.25 oz of gold, so,

1. 3h+11
2. -2r
3. g-4
4. 5f+4
5. 15z
Answer:
I believe the answer is the system has one solution. Both lines have the same y-intercept. And the solution is the intersection of the 2 lines.