Answer:
20.875
Step-by-step explanation:
(a). The element a₂₁ is the number of boys enrolled in Lacrosse.
(b). The address is a₁₂.
(c). [196 174]
[136 169]
[214 242]
(d). The matrix represents the number of boys and girls from towns A and B enrolled in different sports classes.
(e). 1.125 A = [108 90 ]
[72 99 ]
[117 135]<span />
Answer:
<h2>Answer is B!</h2>
Step-by-step explanation:
<h2>Mutiply 0.39*50=19.5</h2><h2>Mutiply 0.39*75=29.25</h2>
<h2>Does this help?</h2>
1. If x=6, 6+37=?46 43≠46. It isn’t a solution.
2. If x=12, 12+37=?46 49≠46. it’s not a solution.
3. If x=9, 9+37=?46. 46=46. It’s a solution!
4. If x=83, 83+37=?46. 120≠46. Not a solution.
Only x=9 Is a solution.
Hope it helps!