D) 2.1+2x=7.5
All the sides added together will equal the perimeter
The third set is equivalent to
2x + y = 2
2x + y = -2
clearly inconsistent.
Solution:
<u>It should be noted:</u>
<u>Using the formula:</u>
- Slope = Rise/Run
- => Rise = 1; Run = 2
- => Slope = 1/2
Correct option is A.
