Use the law of cosines:
c² = 8² + 11² - 2•8•11 cos(37°)
c² ≈ 44.4402
c ≈ 6.66634
=-30
-2*-3=6
-1*5=-5
6 x -5=-30
Answer:
2?
Step-by-step explanation:
No, when you plug is -5 for x and -1 for why, it ends up being -9 not -11. (-5,-1) is not a solution.