Answer: Self selected sample
Step-by-step explanation:
They people chose themselves
subtract 10 from both sides
-6.5x = 130 divide
-6.5 into 130
<span>x = -20
</span>
Answer:
A = 1660 
Step-by-step explanation:
Area of the sail or a triangle is base times height
A =
(b x h)
Base is 40 ft (horizontal length)
Height is 83 ft (vertical height)
A =
(b x h)
A =
(40 x 83) =
(3320) = 1660 
Answer:
2 2/9
Step-by-step explanation:
6 1/3 - 4 1/9
1/3: 1x3 3x3= 3/9
1/9: 1x1 9x1= 1/9
3/9 - 1/9 = 2/9
6-4=2
Answer: 2 2/9