<span>The data value must be less than the mean.</span>
30% is a way to express the fraction 30/100 = 3/10
So, 30% of 80 is

9514 1404 393
Answer:

Step-by-step explanation:
The slope of a line is the same everywhere, so an equation can be written making use of that fact.

Cross-multiplying gives ...
2(y -5) = x -2
2y -10 = x -2 . . . eliminate parentheses
2y = x +8 . . . . . . . add 10; next, divide by 2

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These equations match choices B and D.